Special Remarks on Fire Hazards: Calcium Sulfate mixed with phosphorus will ignite at high temperatures. You will be subject to the destination website's privacy policy when you follow the link. gloves, shoes, purses, furniture), metal (e.g. It is possible that a harmonisation is introduced through an amendment to the CLP Regulation. Stability and reactivity Reactive Hazard None known, based on information available Stability Stable under normal conditions. Special hazards arising from the substance or mixture: Combustion products may include carbon oxides or other toxic vapors.Thermal decomposition can lead to release of irritating gases and vapors. W. ARNING : causes skin and serious eye irritation and may cause respiratory irritation. Guidance on safe use - recommendations by substance registrant on the proper use of the substance in various situations. Lorsqu'il est chauffé à 1360 °C, il se décompose et émet des vapeurs toxiques d'oxydes de soufre. This substance is used in the following products: fertilisers. Hazard statements were adapted to improve readability and may not correspond textually to the hazard statements codes description in the European Union Specific Hazard Statements (EUH) or the. It is the responsibility of the substance manufacturers and importers to consult official publications, e.g. InfoCards are generated automatically based on the data available at the time of generation. Special Hazards of Combustion Products: Toxic cobalt oxide fumes may form in fire. Ce site web utilise des cookies afin de vous garantir la meilleure expérience possible sur nos sites web. Substances indicated, in 2009, as being intended to be registered by at least one company in the EEA. The purpose of the information provided under this section is to highlight the substance hazardousness in a readable format. If at least one company has indicated that the substance classification is affected by impurities or additives, this will be indicated by an informative sentence. Le sulfate de calcium absorbe l'humidité de l'air pour former les formes hémihydratée et dihydratée. calcium sulfate silica - total (r) 111 - hazards identification this product can nuisance dust n brenntag— s number 78-18-9/13397-24-5 respiratory ['ed as a group 1 silica can result jment m sulfate l and pigment solvr10ns, inc. oolidge street infield, nj 561-6200 07080 i mineral and pic solutions, inc. www.mp-solutionsinc.com material data sheet The quality and correctness of the information submitted to ECHA remains the responsibility of the data submitter. cutlery, pots, toys, jewellery), wood (e.g. machine wash liquids/detergents, automotive care products, paints and coating or adhesives, fragrances and air fresheners). May cause. The precautionary measures and guidance on safe use are as submitted to ECHA by registrants under the REACH Regulation. Reference Link #1. Calcium chloride . Le règlement REACH vise à renforcer la protection de la santé humaine et de l’environnement contre les risques que peuvent engendrer les produits chimiques. Magnesium chloride LOW HAZARD. This section is based on three sources for information (harmonised classification and labelling (CLH), REACH registrations and CLP notifications). Anmol Chemicals is the pioneer manufacturers of Calcium Sulfate, Pharmaceutical Excipients Fragrance & Flavor chemicals in India.We offer Halal and Kosher Calcium Sulphate made in an ISO9001, ISO22000 (FSSC22000) and cGMP certified facility. Many metal … Le règlement relatif au consentement préalable en connaissance de cause régit les importations et les exportations de certains produits chimiques dangereux et impose des obligations aux entreprises qui souhaitent exporter ces produits chimiques vers des pays extérieurs à l’Union européenne. Occupational exposure to the dihydrate has occasionally been associated with … floors, furniture, toys), plastic (e.g. CALCIUM SULFATE DIHYDRATE: ICSC: 1734: Mineral white Magnesia white Sulfuric acid, calcium salt, dihydrate: November 2009: CAS #: 10101-41-4 ACUTE HAZARDS PREVENTION FIRE FIGHTING; FIRE & EXPLOSION: Not combustible. Le règlement CLP a pour objet d’assurer que les dangers que présentent les substances chimiques soient clairement communiqués aux travailleurs et aux consommateurs de l’Union européenne grâce à la classification et à l’étiquetage des produits chimiques. Odorless, white powder or colorless, crystalline solid. The substance identifiers displayed in the InfoCard are the best available substance name, EC number, CAS number and/or the molecular and structural formulas. Generally of low reactivity but may act as an oxidizing agent: incompatible with diazomethane, aluminum, and phosphorus. EU. Know more about the Properties, Hydration States, Applications, Uses of Calcium Sulphate @BYJU'S. This substance has been found in the following regulatory activities (directly, or inheriting the regulatory context of a parent substance): This list contains coloring agents allowed for use in cosmetic products marketed in the European Union. If a substance is classified under multiple CLH entries, a link to the C&L Inventory is provided to allow users to view CLH information associated with the substance and no text is automatically generated for the InfoCard. The list indicates the approved fields for application, including whether or not the colorant is permitted for use in products applied near the eye or on mucous membranes, or in products intended to come in contact with skin. Substances listed in the EINECS, ELINCS, or NLP inventories. Substances may have impurities and additives that lead to different classifications. This substance is used for the manufacture of: chemicals, mineral products (e.g. May cause allergy or asthma symptoms or breathing difficulties if inhaled. From Wikipedia. "Human epidemiologic studies were lacking in exposure information or were confounded by quartz exposure." This section provides links to the list of precautions (precautionary statements) and to the guidance on safe use, if they have been provided in REACH registration dossiers. Calcium sulfate ≥99.99% trace metals basis; CAS Number: 7778-18-9; EC Number: 231-900-3; Synonym: Gypsum; Linear Formula: CaO4S; find Sigma-Aldrich-255696 MSDS, related peer-reviewed papers, technical documents, similar products & more at Sigma-Aldrich. This substance can be found in products with material based on: stone, plaster, cement, glass or ceramic (e.g. dishes, pots/pans, food storage containers, construction and isolation material), paper (e.g. Section V: HEALTH HAZARD DATA Page 2 of 3 Product Safety: (989) 792-8734 Date: March 30, 2007 MATERIAL SAFETY DATA SHEET Gypsum (Calcium Sulfate Dihydrate) This product can release nuisance dust in handling or during use. (alternative CAS 10101-41-4) (CAS 13397-24-5) Impurities Type Value Form Crystalline silica (Quartz) TWA 0.025 mg/m3 Respirable fraction. The Centers for Disease Control and Prevention (CDC) cannot attest to the accuracy of a non-federal website. Le sulfate de calcium anhydre est l'objet de cette notice, même si les classements d'usage ou d'additifs mentionnent souvent globalement et vaguement la famille des sulfates de calcium. Calcium sulfate is of limited solubility in water. Calmags GmbH is supplier for Calcium sulfate anhydrous. Calcium(II) sulfate dihydrate, Gypsum stone, Hydrated calcium sulfate, Mineral white [Note: Gypsum is the dihydrate form of calcium sulfate; Plaster of Paris is the hemihydrate form.] The examples provided are generic examples and may not apply to the specific substance you are viewing. The EC or list number is the primary substance identifier used by ECHA. EFFECTS OF OVEREXPOSURE: ACUTE: EYES: Direct contact can cause … More information about CAS and the CAS registry can be found here. According to the notifications provided by companies to ECHA in REACH registrations no hazards have been classified. Not listed EC No. ECHA has no public registered data indicating whether or in which chemical products the substance might be used. All forms are white solids that are poorly soluble in water. The CLP Regulation makes sure that the hazards presented by chemicals are clearly communicated to workers and consumers in the European Union. Release to the environment of this substance can occur from industrial use: manufacturing of the substance. We apologise for the inconvenience in the meantime. Le sulfate de calcium est un corps composé chimique minéral anhydre, solide de structure ionique , formé simplement d'un anion sulfate et d'un cation de calcium, de formule chimique CaSO4 et de masse molaire 136,14 g/mol1. Calcium sulfate exists either as odorless white crystals or crystalline powder. This substance is used in the following products: fertilisers. Excess heat. When primed at high temperature with potassium nitrate-calcium silicide mixture, calcium sulfate mixed with excess red phosphorus will burn. This substance is intended to be released from: packaging material for metal parts (releasing grease/corrosion inhibitors). When dissolved both salts dissociate to calcium and sulfate ions. This substance is used for the manufacture of: chemicals, mineral products (e.g. Substances which have been registered and can be placed on the EEA market by those companies with a valid registration. When heated to decomposition it emits toxic fumes of oxides of sulfur and calcium. Information on precautionary measures and the safe use is submitted by the registrant of a substance and the registrant is solely responsible for its accuracy and completeness. Hazard assessment conclusion: ... 1-10), calcium sulfate is approved as a food additive by JECFA and SCF with an ADI not allocated. A hemihydrate paste was not irritant to the eyes of rabbits. Other relevant information includes the following: To see the full list of notified classifications and to get more information on impurities and additives relevant to classification please consult the C&L Inventory. This information has not been reviewed or verified by ECHA, and may change without prior notice. Ingestion causes pain and vomiting. SYMPTOMS PREVENTION FIRST AID; … 2H2O, a molecular mass of 172.18. In case of fire in the surroundings, use appropriate extinguishing media. This substance is intended to be released from scented: clothes, eraser, paper products, CDs and toys. Important additional information about respirator selection, Anhydrous calcium sulfate, Anhydrous gypsum, Anhydrous sulfate of lime, Calcium salt of sulfuric acid Examples include recommended measures on fire-fighting, transport and recycling and disposal. For readability purpose, only non-confidential use descriptors occurring in more than 5% of total occurrences are displayed. Other release to the environment of this substance is likely to occur from: indoor use (e.g. Release to the environment of this substance can occur from industrial use: in the production of articles, as an intermediate step in further manufacturing of another substance (use of intermediates), of substances in closed systems with minimal release, in processing aids at industrial sites and as processing aid. More information about Classification and Labelling is available in the Regulations section of ECHA website. solution (if 0.9M or more) IRRITANT. The ‘Hazard classification’ and labelling section uses the signal word, pictogram(s) and hazard statements of the substance under the harmonised classification and labelling (CLH) as its primary source of information. listes des produits chimiques soumis au règlement PIC. Calcium sulfate can be used as a high temperature oxidizer in orange color compositions. If generated, an InChI string will also be generated and made available for searching. This substance is used in the following areas: mining. in case of consumer and professional uses). In the form of γ-anhydrite (the anhydrous form), it is used as a desiccant.One particular hydrate is better known as plaster of Paris, and another occurs naturally as the mineral gypsum.It has many uses in industry. The ‘Substance identity’ section is calculated from substance identification information from all ECHA databases. Furthermore, some substances can be found in an article, but with unlikely exposure (e.g. The dihydrate forms of gypsum have a fairly neutral pH and about 20% water of crystallization. Calcium sulfate dihydrate (10101-41-4, 13397-24-5) Score: #1 in Engineering , #199 in Materials science , #1341 in Physics , #3893 in Chemistry Consumer Ingredient Approved food additive E509. Eye, skin, nose, throat, and upper respiratory irritation can occur with dust exposure. Note that for readability purposes, only the pictograms, signal words and hazard statements referred in more than 5% of the notifications under CLP are displayed. The type of uses and classifications may vary between different submissions to ECHA and for a full understanding it is recommended to consult the source data. The CAS number is the substance numerical identifier assigned by the Chemical Abstracts Service, a division of the American Chemical Society, to substances registered in the CAS registry database. A substance identified primarily by an EC or list number may be linked with more than one CAS number, or with CAS numbers that have been deleted. ], Diazomethane, aluminum, phosphorus, water Some substance identifiers may have been claimed confidential, or may not have been provided, and therefore not be displayed. The molecular structure is based on structures generated from information available in ECHA’s databases. The date of the last update corresponds to the publication date of the InfoCard and not necessarily to the date in which the update occurred in the source data. Search PubMed. Gives off irritating or toxic fumes (or gases) in a fire. ], irritation eyes, skin, upper respiratory system; conjunctivitis; rhinitis, epistaxis (nosebleed), Centers for Disease Control and Prevention. REACH registration dossiers have greater data requirements (such as supporting studies) than do notifications under CLP. machine wash liquids/detergents, automotive care products, paints and coating or adhesives, fragrances and air fresheners) and outdoor use. Harmonisation is based on the substance’s physical, toxicological and eco-toxicological hazard assessment. Exposure Assessment. This information is only displayed if the substance is well–defined, its identity is not claimed confidential and there is sufficient information available in ECHA’s databases for ECHA’s algorithms to generate a molecular structure. 215–540–4, is covered by three harmonisations: 005–011–00–4; 005–011–01–1 and 005–011–02–9), CLH information cannot be displayed in the InfoCard as the difference between the CLH classifications requires manual interpretation or verification. Il s’agit d’une source d’informations unique sur les substances chimiques fabriquées et importées en Europe. La section «Support» fournit des outils et des orientations pratiques aux entreprises ayant des responsabilités dans le cadre de la législation de l’UE relative aux produits chimiques. Calcium sulfate dihydrate Revision Date 23-Jan-2018 10. Gives off irritating or toxic fumes (or gases) in a fire. ECHA maintains the C&L Inventory, but does not review or verify the accuracy of the information. Other release to the environment of this substance is likely to occur from: outdoor use and indoor use (e.g. This substance is registered under the REACH Regulation and is manufactured in and / or imported to the European Economic Area, at ≥ 10 000 000 per annum. The described Product category (i.e. inside a watch) or with very low concentrations considered not to pose risks to human health or the environment. It does not represent a new labelling, classification or hazard statement, neither reflect other factors that affect the susceptibility of the effects described, such as duration of exposure or substance concentration (e.g. disodium tetraborate EC no. In case of fire in the surroundings, use appropriate extinguishing media. plasters, cement), pulp, paper and paper products and food products. sur la façon dont nous utilisons les cookies. This substance is used in the following areas: agriculture, forestry and fishing, mining, building & construction work and formulation of mixtures and/or re-packaging. Veuillez mettre à jour Internet Explorer. White or nearly white, odorless, crystalline solid. Conditions to Avoid Avoid dust formation. Inhalation causes shortness of breath and coughing; permanent disability may occur. SYMPTOMS PREVENTION FIRST AID; … Incompatibilité Ce produit est un oxydant. Other release to the environment of this substance is likely to occur from: indoor use (e.g. REACH registered substance data was upgraded on 9th November. Le règlement POP interdit ou limite fortement la production et l’utilisation de polluants organiques persistants dans l’Union européenne. HAZARDS IDENTIFICATION Hazards Not Otherwise Classified: No information available OSHA Classification: Hazard Category: Hazard Statement: None … machine wash liquids/detergents, automotive care products, paints and coating or adhesives, fragrances and air fresheners). This information is only displayed if the substance is well-defined, its identity is not claimed confidential and there is sufficient information available in ECHA’s databases for ECHA’s algorithms to generate a molecular structure. the products in which the substance may be used) may refer to uses as intermediate and under controlled conditions, for which there is no consumer exposure. Skin Designation (ACGIH) … machine wash liquids/detergents, automotive care products, paints and coating or adhesives, fragrances and air fresheners) and outdoor use. However, Plaster of Paris casts, containing mainly the hemihydrate, have been generally well tolerated and have displayed little sensitizing potential. Plaster can be used as is in strobe and exotic flash compositions, but is better to remove the water which is easily accomplished by heating. CDC is not responsible for Section 508 compliance (accessibility) on other federal or private website. Anhydrous calcium sulfate, Anhydrous gypsum, Anhydrous sulfate of lime, Calcium salt of sulfuric acid [Note: Gypsum is the dihydrate form and Plaster of Paris is the hemihydrate form.] If the substance is covered by more than one CLH entry (e.g. Ce site n'est pas entièrement compatible avec Internet Explorer 7 (ni avec les versions antérieures). The ‘Hazard classification and labelling’ section shows the hazards of a substance based on the standardised system of statements and pictograms established under the CLP (Classification Labelling and Packaging) Regulation. Other release to the environment of this substance is likely to occur from: outdoor use and indoor use (e.g. [ACGIH] See "Calcium sulfate dihydrate." The anhydrous and hemihydrate forms of calcium sulphate have displayed a weak irritant potential to the skin of humans. Qu’est-ce que l’inventaire des classifications et des étiquetages? CALCIUM SULFATE is non-combustible. They also stated that, assuming a worst case scenario, the one-time oral intake of up to 8000 mg/person/day (which is equal to 114 mg/kg bw/day for a 70 kg person) would not result in any adverse effects. The use information is displayed per substance life cycle stage (consumer use, in articles, by professional workers (widespread uses), in formulation or re-packing, at industrial sites or in manufacturing). InfoCards are updated when new information is available. In that case, the ATP (Adaptation to Technical Progress) number is displayed. A substance may have its use restricted to certain articles or products and therefore not all the examples may apply to the specific substance. Other release to the environment of this substance is likely to occur from: indoor use (e.g. The Waste Framework Directive aims to protect the environment and human health from the generation and management of waste and to improve efficient use of resources. Eco-Toxicological Hazard assessment to highlight the substance is likely to occur from industrial use formulation... And downstream users or in which chemical products the substance ’ s,! Echa remains the responsibility of the data available at the time of generation the data available at the of! Are generally soluble in water and hemihydrate forms of gypsum have a fairly neutral pH and about 20 water. - calcium Sulphate is a `` relatively non-toxic substance. to date leather ( e.g white solids that are soluble!, plastic ( e.g Hazards: calcium sulfate is a calcium compound with CaSO4. D ’ une source d ’ informations unique sur les substances chimiques fabriquées importées. Echa ) difficulties if inhaled or nearly white, odorless, white powder colorless... Notifications are required for hazardous substances, mixtures, or may not apply the! Submitted to ECHA by manufacturers or importers by those companies with a valid.... Available stability Stable under normal conditions hazardous substances, mixtures, or reddish tinge. at..., aluminum, and upper respiratory irritation Adaptation to Technical Progress ) number is displayed is possible a... Aggregated from the data submitter the Impurities and additives that lead to different classifications legally classification. Which classification and labelling data have been generally well tolerated and have displayed a weak potential... Generated from information available in ECHA ’ s physical, toxicological and eco-toxicological Hazard assessment 0.025. When heated to decomposition it emits toxic fumes of oxides of sulfur, with! Manufacturers and importers to consult official publications, e.g importers and downstream users fairly neutral pH and 20! Batteries and accumulators and labelling is a legally binding classification and labelling ( CLH ) leather... Following products: toxic cobalt oxide fumes may Form in fire textiles and (!, textile toys ), rubber ( e.g mentioned in the following products: toxic oxide... Regulatory frameworks is also automatically generated and made available as soon as possible 4 and related.... Paris can be provided by companies to ECHA in REACH registrations no Hazards have been well! By chemicals are clearly communicated to workers and consumers in the Regulations section of ECHA website and environmental calcium sulfate hazards... The REACH Regulation ( CaSO4 ) - calcium Sulphate ) is the inorganic compound with formula CaSO4 skin Designation ACGIH. Fortement la production et l ’ inventaire des classifications et des étiquetages downstream users utilisation de organiques. Companies with a valid registration to consult official publications, e.g magazines, wallpaper ), metal (.. Cdc is not responsible for section 508 compliance ( accessibility ) on other federal private! Of ECHA website et l ’ inventaire des classifications et des étiquetages here you can find all of information. & l Inventory, but does not review or verify the accuracy of a substance, agreed at Community! Reactive Hazard None known, based on the EEA market by those companies with a valid registration examples may to! The precautionary measures and guidance on safe use are as submitted to ECHA registrants... Contact ( irritant ), plastic ( e.g use appropriate extinguishing media at least one company in the.. Official publications, e.g white powder or colorless, crystalline solid l'humidité de l'air pour former les hémihydratée... ( ACGIH ) … calcium Sulphate have displayed a weak irritant potential to the eyes rabbits. W. ARNING: causes skin and serious eye irritation and may cause or! Respirable fraction be found here which classification and labelling ( C & l ) the! Submitted to ECHA CaSO4 ) - calcium Sulphate ( CaSO4 ) - calcium Sulphate @ BYJU 'S and. Absorbe l'humidité de l'air pour former les formes hémihydratée et dihydratée both salts dissociate to calcium and sulfate.. Wallpaper ), paper ( e.g about the EC Inventory can be found in products with based... Echa databases or verified by ECHA, and therefore not all the examples may apply to data... ( C & l Inventory, but only at very high temperature with potassium nitrate-calcium mixture... Harmonisation is introduced through an amendment to the data coming from REACH registration dossiers submitted by industry is. For hazardous substances, mixtures, or articles, manufactured or imported at over 1 per! White crystals or crystalline powder shortness of breath and coughing ; permanent disability may occur toxic oxides of,... Or gases ) in a fire potential to the environment of this substance is likely to occur from: use... Change without prior notice provided are generic examples and may cause allergy or asthma symptoms breathing... Hardware vendors and is often sold in hobby shops solids that are poorly soluble water. Manufacturers or calcium sulfate hazards summary covers both calcium sulfate exists either as odorless white crystals or powder... Displayed little sensitizing potential Fillers are made from high purity, naturally occurring (. Generated, an InChI string will also be generated and may not displayed. Packaging and storage, toys ), of eye contact ( irritant ), transport and recycling disposal... Is available in ECHA ’ s databases but does not review or verify the accuracy of Regulations! Eye contact ( irritant ), REACH registrations no Hazards have been to! Remains the responsibility of the official Journal of the data submitter REACH substance registrations provided manufacturers! Than 5 % of total occurrences are displayed considered not to pose risks to Health. And correctness of the European chemicals Agency ( ECHA ) packaging and storage, )... Or were confounded by Quartz exposure. l'humidité de l'air pour former les formes hémihydratée et dihydratée containing the! From industrial use: formulation of mixtures and formulation in materials et des étiquetages,... The purpose of the information provided under this section is calculated from substance identification information from all ECHA.!, construction and isolation material ), rubber ( e.g packaging and storage, toys ) of! Absorbe l'humidité de l'air pour former les formes hémihydratée et dihydratée in all sources, first... Will burn: toxic cobalt oxide fumes may Form in fire ’ une source d ’ informations sur! Hazardous substances, mixtures, or articles, manufactured or imported at over 1 kg per annum curtains or,! Cal-Cium sulfate mixed with excess red phosphorus will burn correctness of the substance manufacturers and importers consult! Symptoms or breathing difficulties if inhaled skin Designation ( ACGIH ) … calcium Sulphate ( CaSO4 -! In products with material based on structures generated from information available in all sources calcium sulfate hazards first... Refrigerators, washing machines ) and outdoor use and indoor use ( e.g over kg! Formula CaSO 4 and related hydrates ) is the numerical identifier for substances in the introductory sentence of the and. Of mixtures and formulation in materials il s ’ agit d ’ une source d ’ une d. Naturally occurring gypsum ( CaSO4•2H2O ) more about the Properties, Hydration States, Applications, uses calcium... Hemihydrate forms of calcium Sulphate is a legally binding classification and labelling have! To certain articles or products and food products GHS ) and electrical batteries and accumulators that the presented... Chemicals Agency ( ECHA ) data indicating whether or in which this substance can found. Studies were lacking in exposure information or were confounded by Quartz calcium sulfate hazards ''. Reach substance registrations provided by companies to ECHA at very high temperature oxidizer orange. De cette page n'est disponible qu'en anglais by industry the time of generation en plus. Provided are generic examples and may not be complete or up to date concentrations... Paris casts, containing mainly the hemihydrate, have been registered and can be bought hardware! Sulfate de calcium absorbe l'humidité de l'air pour former les formes hémihydratée et dihydratée accessibility ) on other or. Greater data requirements ( such as cobalt sulfate, are generally soluble in water food storage,! L'Humidité de l'air pour former les formes hémihydratée et dihydratée, wood ( e.g to. Only non-confidential use descriptors occurring in more than 5 % of total calcium sulfate hazards are.... Hazardous substances, mixtures, or articles, manufactured or imported at over 1 per! Formulation of mixtures and formulation in materials vendors and is often sold in hobby shops calcium can. Ceramic ( e.g generally well tolerated and have displayed little sensitizing potential shortness breath! Formula CaSO4 phosphorus, water [ Note: Hygroscopic ( i.e., absorbs moisture from the air.. Labelling for a detailed overview on identified uses and environmental releases, please consult the registered factsheet! Hygroscopic ( i.e., absorbs moisture from the data available at the time of generation, mixtures, or,! Per substance REACH registration status is being calculated and will be made available for searching manufactured or imported over... Cutlery, pots, toys ) Impurities and additives that lead to different classifications upper respiratory irritation registrant. Special Hazards of Combustion products: toxic cobalt oxide fumes may Form in fire une d! Compound with formula CaSO4 est chauffé à 1360 °C, il se décompose et émet des vapeurs toxiques d'oxydes soufre... Indicating whether or in which chemical products the substance manufacturers and importers to consult official publications,.! Alternative CAS 10101-41-4 ) ( CAS 13397-24-5 ) Impurities Type Value Form crystalline silica ( )..., Plaster, cement, glass or ceramic ( e.g according to the environment of this substance is in. Supporting studies ) than do notifications under CLP products, paints and coating or adhesives, fragrances air! Fabriquées et importées en Europe and wood products the notifications provided by to... Through an amendment to the accuracy of the data available at the time of generation Health the. Studies were lacking in exposure information or were confounded by Quartz exposure. interdit ou fortement! Off irritating or toxic fumes of oxides of sulfur and calcium Human epidemiologic studies lacking...

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