食品级氢氧化钙（CAS 1305-62-0）：分子式 CaH2O2、分子量 74.09。
| CAS号 | 1305-62-0 |
|---|---|
| 分子式 | CaH2O2 |
| 分子量 | 74.09 |
| 应用领域 | Uses: CIR ingredient: Calcium Hydroxide、Used in mortar、plaster、cement、lubricants、drilling fluids、paper pulp、and water treatment、also used to dehair hides、[ACGIH] Used in pesticides、fireproofing coatings、water-based paints、SBR rubber vulcanization、binding and paving materials、soil treatments、brewing manufacture、dental cements、petrochemicals、as chemical intermediate、buffering agent for metals、pearls、and celluloid、disinfectant、food additive、for ammonia recovery in gas manufacture、purification of sugar juices、to preserve eggs and apples during storage、in cattle feeds、and veterinary medicine、[HSDB] Used as both an inert and active ingredient (microbiocide、microbiostat) in pesticide products、[EPA REDs] Used as a nutritional supplement、pH control agent、firming agent、and processing aid for foods、[FDA]、Petroleum Production and Refining [Category: Industry]、Pulp and Paper Processing [Category: Industry]、Painting (Pigments、Binders、and Biocides) [Category: Paint]、Using Disinfectants or Biocides [Category: Clean]、Farming (Pesticides) [Category: Industry]、Sewer and Wastewater Treatment [Category: Industry]、Leather Tanning and Processing [Category: Industry]、Cement Producing [Category: Industry]、Farming (Feed Additives) [Category: Industry]、For calcium hydroxide (USEPA、OPP Pesticide Code: 075601) ACTIVE products with label matches.、SRP: Registered for use in the USA but approved pesticide uses may change periodically and so federal、state and local authorities must be consulted for currently approved uses.、In mortar、cement and other binding and paving materials、in lubricants、drilling fluid、pesticides、water paint、as egg preservative、manufacture of paper pulp、in SBR rubber vulcanization、in water treatment、as absorbant for carbon dioxide、dehairing hides.、Chem int in chlorohydrin process for propylene oxide、former use、chem int for calcium hypochlorite、bleaching powder、and the fungicide、lime-sulfur spray、flux in iron and steel mfr、soil treatment for acidic soils、water softening agent、stabilization of soils for road base、component of sand-lime bricks and blocks、component of masonary mortar、water correcting agent in brewing mfr、component of dental cement、pearls and celluloid.、Calcium salts、causticizing soda、depilatory、whitewash、soil conditioner、ammonia recovery in gas manufacturing、water softening、food additive as buffer and neutralizing agent、shell-forming agent (poultry)、For more Uses (Complete) data for CALCIUM HYDROXIDE (13 total)、please visit the HSDB record page.、Use Classification: EPA Safer Chemical Functional Use Classes -> Processing Aids and Additives、Safer Chemical Classes -> Green circle - The chemical has been verified to be of low concern、Food Additives -> ACIDITY_REGULATOR、FIRMING_AGENT -> JECFA Functional Classes、Cosmetics -> Buffering、Plastics -> Polymer Type -> N.a.、Plastics -> Flame retardants、Industry Uses: Other、Binder、Lubricating agent、Processing aids not otherwise specified、Chemical reaction regulator、Fuel agents、pH regulating agent、Fuel、Antioxidant、Flux agent、Absorbent、Dehydrating agent (desiccant)、Sealant (barrier)、Reducing agent、Stabilizing agent、Flow promoter、Catalyst、Filler、Diluent、Not Known or Reasonably Ascertainable、Corrosion inhibitor、Soil amendments (fertilizers)、Solids separation (precipitating) agent、not otherwise specified、Hardener、Flocculating agent、Adhesion、cohesion promoter、Processing aids、specific to petroleum production、Intermediate、Softener and conditioner、Oxidizing agent、Adsorbent、Consumer Uses: Chemical reaction regulator、Other、Heat stabilizer、Household Products: Information on 239 consumer products that contain Calcium hydroxide in the following categories is provided:、• Home Maintenance、• Inside the Home、• Landscaping、Yard、• Personal Care、Methods of Manufacturing: Commercial preparation by hydration of lime.、Action of water on calcium oxide.、... Commercial grade is produced by adding precise quant of water (between 2- and 3-times more) to calcium oxide in hydrators. Beds of calcium oxide up to 20 cm thick ... slaked manually by hosing、or lumps in wire baskets can be immersed in water.、Impurities: Calcium carbonate、magnesium salts、iron.、Formulations、Preparations: Calcium hydroxide soln、USP ... contains not less than 0.14 g of calcium hydroxide in each 100 mL soln at 25 °C. ... Prepd by adding 3 g of calcium hydroxide to 1000 mL of cool distilled water. Mixt should be agitated vigorously for 1 hr.、Grades: Technical、chemical lime (insol matter under 2%、magnesium under 3%)、building lime、United States Pharmacopeia、(USP)、Chemically pure、(CP)、Food Chemical Codex、(FCC).、LIME WATER、FCC food and ACS reagent grades、purified grade、liquid bulk、hydrate slurry grades、For more Formulations、Preparations (Complete) data for CALCIUM HYDROXIDE (6 total)、U.S. Production: 2023: 10、000、000 - <15、000 lb、2022: 10、2021: 10、2020: 10、(1975) 2.13X10+12 G、Production volumes for non-confidential chemicals reported under the Inventory Update Rule.[Table#2426]、Production volume for non-confidential chemicals reported under the 2006 Inventory Update Rule. Chemical: Calcium hydroxide. Aggregated National Production Volume: 1 billion pounds and greater.、Non-confidential 2012 Chemical Data Reporting (CDR) information on the production and use of chemicals manufactured or |
登记用途：Uses: CIR ingredient: Calcium Hydroxide、Used in mortar、plaster、cement、lubricants、drilling fluids、paper pulp、and water treatment、also used to dehair hides、[ACGIH] Used in pesticides、fireproofing coatings、water-based paints、SBR rubber vulcanization、binding and paving materials、soil treatments、brewing manufacture、dental cements、petrochemicals、as chemical intermediate、buffering agent for metals、pearls、and celluloid、disinfectant、food additive、for ammonia recovery in gas manufacture、purification of sugar juices、to preserve eggs and apples during storage、in cattle feeds、and veterinary medicine、[HSDB] Used as both an inert and active ingredient (microbiocide、microbiostat) in pesticide products、[EPA REDs] Used as a nutritional supplement、pH control agent、firming agent、and processing aid for foods、[FDA]、Petroleum Production and Refining [Category: Industry]、Pulp and Paper Processing [Category: Industry]、Painting (Pigments、Binders、and Biocides) [Category: Paint]、Using Disinfectants or Biocides [Category: Clean]、Farming (Pesticides) [Category: Industry]、Sewer and Wastewater Treatment [Category: Industry]、Leather Tanning and Processing [Category: Industry]、Cement Producing [Category: Industry]、Farming (Feed Additives) [Category: Industry]、For calcium hydroxide (USEPA、OPP Pesticide Code: 075601) ACTIVE products with label matches.、SRP: Registered for use in the USA but approved pesticide uses may change periodically and so federal、state and local authorities must be consulted for currently approved uses.、In mortar、cement and other binding and paving materials、in lubricants、drilling fluid、pesticides、water paint、as egg preservative、manufacture of paper pulp、in SBR rubber vulcanization、in water treatment、as absorbant for carbon dioxide、dehairing hides.、Chem int in chlorohydrin process for propylene oxide、former use、chem int for calcium hypochlorite、bleaching powder、and the fungicide、lime-sulfur spray、flux in iron and steel mfr、soil treatment for acidic soils、water softening agent、stabilization of soils for road base、component of sand-lime bricks and blocks、component of masonary mortar、water correcting agent in brewing mfr、component of dental cement、pearls and celluloid.、Calcium salts、causticizing soda、depilatory、whitewash、soil conditioner、ammonia recovery in gas manufacturing、water softening、food additive as buffer and neutralizing agent、shell-forming agent (poultry)、For more Uses (Complete) data for CALCIUM HYDROXIDE (13 total)、please visit the HSDB record page.、Use Classification: EPA Safer Chemical Functional Use Classes -> Processing Aids and Additives、Safer Chemical Classes -> Green circle - The chemical has been verified to be of low concern、Food Additives -> ACIDITY_REGULATOR、FIRMING_AGENT -> JECFA Functional Classes、Cosmetics -> Buffering、Plastics -> Polymer Type -> N.a.、Plastics -> Flame retardants、Industry Uses: Other、Binder、Lubricating agent、Processing aids not otherwise specified、Chemical reaction regulator、Fuel agents、pH regulating agent、Fuel、Antioxidant、Flux agent、Absorbent、Dehydrating agent (desiccant)、Sealant (barrier)、Reducing agent、Stabilizing agent、Flow promoter、Catalyst、Filler、Diluent、Not Known or Reasonably Ascertainable、Corrosion inhibitor、Soil amendments (fertilizers)、Solids separation (precipitating) agent、not otherwise specified、Hardener、Flocculating agent、Adhesion、cohesion promoter、Processing aids、specific to petroleum production、Intermediate、Softener and conditioner、Oxidizing agent、Adsorbent、Consumer Uses: Chemical reaction regulator、Other、Heat stabilizer、Household Products: Information on 239 consumer products that contain Calcium hydroxide in the following categories is provided:、• Home Maintenance、• Inside the Home、• Landscaping、Yard、• Personal Care、Methods of Manufacturing: Commercial preparation by hydration of lime.、Action of water on calcium oxide.、... Commercial grade is produced by adding precise quant of water (between 2- and 3-times more) to calcium oxide in hydrators. Beds of calcium oxide up to 20 cm thick ... slaked manually by hosing、or lumps in wire baskets can be immersed in water.、Impurities: Calcium carbonate、magnesium salts、iron.、Formulations、Preparations: Calcium hydroxide soln、USP ... contains not less than 0.14 g of calcium hydroxide in each 100 mL soln at 25 °C. ... Prepd by adding 3 g of calcium hydroxide to 1000 mL of cool distilled water. Mixt should be agitated vigorously for 1 hr.、Grades: Technical、chemical lime (insol matter under 2%、magnesium under 3%)、building lime、United States Pharmacopeia、(USP)、Chemically pure、(CP)、Food Chemical Codex、(FCC).、LIME WATER、FCC food and ACS reagent grades、purified grade、liquid bulk、hydrate slurry grades、For more Formulations、Preparations (Complete) data for CALCIUM HYDROXIDE (6 total)、U.S. Production: 2023: 10、000、000 - <15、000 lb、2022: 10、2021: 10、2020: 10、(1975) 2.13X10+12 G、Production volumes for non-confidential chemicals reported under the Inventory Update Rule.[Table#2426]、Production volume for non-confidential chemicals reported under the 2006 Inventory Update Rule. Chemical: Calcium hydroxide. Aggregated National Production Volume: 1 billion pounds and greater.、Non-confidential 2012 Chemical Data Reporting (CDR) information on the production and use of chemicals manufactured or。
食品级氢氧化钙 是一种化工化合物，登记 CAS 号为 1305-62-0，分子式 CaH2O2（分子量 74.09）。
登记 CAS 号：1305-62-0
其分子式 CaH2O2 由 1 个钙、2 个氢、2 个氧 组成。
别名/同义词：食品级氢氧化钙 · Calcium Hydroxide · Food grade calcium hydroxide · calcium dihydroxide
食品级氢氧化钙 的 CAS 登记号为 1305-62-0。
分子式 CaH2O2，分子量 74.09。
别名/同义词：食品级氢氧化钙、Calcium Hydroxide、Food grade calcium hydroxide、calcium dihydroxide。
登记用途：Uses: CIR ingredient: Calcium Hydroxide、Used in mortar、plaster、cement、lubricants、drilling fluids、paper pulp、and water treatment、also used to dehair hides、[ACGIH] Used in pesticides、fireproofing coatings、water-based paints、SBR rubber vulcanization、binding and paving materials、soil treatments、brewing manufacture、dental cements、petrochemicals、as chemical intermediate、buffering agent for metals、pearls、and celluloid、disinfectant、food additive、for ammonia recovery in gas manufacture、purification of sugar juices、to preserve eggs and apples during storage、in cattle feeds、and veterinary medicine、[HSDB] Used as both an inert and active ingredient (microbiocide、microbiostat) in pesticide products、[EPA REDs] Used as a nutritional supplement、pH control agent、firming agent、and processing aid for foods、[FDA]、Petroleum Production and Refining [Category: Industry]、Pulp and Paper Processing [Category: Industry]、Painting (Pigments、Binders、and Biocides) [Category: Paint]、Using Disinfectants or Biocides [Category: Clean]、Farming (Pesticides) [Category: Industry]、Sewer and Wastewater Treatment [Category: Industry]、Leather Tanning and Processing [Category: Industry]、Cement Producing [Category: Industry]、Farming (Feed Additives) [Category: Industry]、For calcium hydroxide (USEPA、OPP Pesticide Code: 075601) ACTIVE products with label matches.、SRP: Registered for use in the USA but approved pesticide uses may change periodically and so federal、state and local authorities must be consulted for currently approved uses.、In mortar、cement and other binding and paving materials、in lubricants、drilling fluid、pesticides、water paint、as egg preservative、manufacture of paper pulp、in SBR rubber vulcanization、in water treatment、as absorbant for carbon dioxide、dehairing hides.、Chem int in chlorohydrin process for propylene oxide、former use、chem int for calcium hypochlorite、bleaching powder、and the fungicide、lime-sulfur spray、flux in iron and steel mfr、soil treatment for acidic soils、water softening agent、stabilization of soils for road base、component of sand-lime bricks and blocks、component of masonary mortar、water correcting agent in brewing mfr、component of dental cement、pearls and celluloid.、Calcium salts、causticizing soda、depilatory、whitewash、soil conditioner、ammonia recovery in gas manufacturing、water softening、food additive as buffer and neutralizing agent、shell-forming agent (poultry)、For more Uses (Complete) data for CALCIUM HYDROXIDE (13 total)、please visit the HSDB record page.、Use Classification: EPA Safer Chemical Functional Use Classes -> Processing Aids and Additives、Safer Chemical Classes -> Green circle - The chemical has been verified to be of low concern、Food Additives -> ACIDITY_REGULATOR、FIRMING_AGENT -> JECFA Functional Classes、Cosmetics -> Buffering、Plastics -> Polymer Type -> N.a.、Plastics -> Flame retardants、Industry Uses: Other、Binder、Lubricating agent、Processing aids not otherwise specified、Chemical reaction regulator、Fuel agents、pH regulating agent、Fuel、Antioxidant、Flux agent、Absorbent、Dehydrating agent (desiccant)、Sealant (barrier)、Reducing agent、Stabilizing agent、Flow promoter、Catalyst、Filler、Diluent、Not Known or Reasonably Ascertainable、Corrosion inhibitor、Soil amendments (fertilizers)、Solids separation (precipitating) agent、not otherwise specified、Hardener、Flocculating agent、Adhesion、cohesion promoter、Processing aids、specific to petroleum production、Intermediate、Softener and conditioner、Oxidizing agent、Adsorbent、Consumer Uses: Chemical reaction regulator、Other、Heat stabilizer、Household Products: Information on 239 consumer products that contain Calcium hydroxide in the following categories is provided:、• Home Maintenance、• Inside the Home、• Landscaping、Yard、• Personal Care、Methods of Manufacturing: Commercial preparation by hydration of lime.、Action of water on calcium oxide.、... Commercial grade is produced by adding precise quant of water (between 2- and 3-times more) to calcium oxide in hydrators. Beds of calcium oxide up to 20 cm thick ... slaked manually by hosing、or lumps in wire baskets can be immersed in water.、Impurities: Calcium carbonate、magnesium salts、iron.、Formulations、Preparations: Calcium hydroxide soln、USP ... contains not less than 0.14 g of calcium hydroxide in each 100 mL soln at 25 °C. ... Prepd by adding 3 g of calcium hydroxide to 1000 mL of cool distilled water. Mixt should be agitated vigorously for 1 hr.、Grades: Technical、chemical lime (insol matter under 2%、magnesium under 3%)、building lime、United States Pharmacopeia、(USP)、Chemically pure、(CP)、Food Chemical Codex、(FCC).、LIME WATER、FCC food and ACS reagent grades、purified grade、liquid bulk、hydrate slurry grades、For more Formulations、Preparations (Complete) data for CALCIUM HYDROXIDE (6 total)、U.S. Production: 2023: 10、000、000 - <15、000 lb、2022: 10、2021: 10、2020: 10、(1975) 2.13X10+12 G、Production volumes for non-confidential chemicals reported under the Inventory Update Rule.[Table#2426]、Production volume for non-confidential chemicals reported under the 2006 Inventory Update Rule. Chemical: Calcium hydroxide. Aggregated National Production Volume: 1 billion pounds and greater.、Non-confidential 2012 Chemical Data Reporting (CDR) information on the production and use of chemicals manufactured or。
食品级氢氧化钙（CAS 1305-62-0）的独立参考数据，整理自公开化学数据库。
| CAS 号 | 1305-62-0 |
|---|---|
| PubChem CID | 6093208 |
| 分子式 | CaH2O2 |
| 分子量 | 73.97 g/mol |
| IUPAC 名称 | calcium dihydroxide |
| InChIKey | AXCZMVOFGPJBDE-UHFFFAOYSA-L |
| UNII（FDA） | PF5DZW74VN |
| ChEBI 编号 | CHEBI:31341 |
| Molecular Weight | 74.09 |
|---|---|
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 0 |
| Exact Mass | 73.9680702 |
| Monoisotopic Mass | 73.9680702 |
| Topological Polar Surface Area | 2 |
| Heavy Atom Count | 3 |
| Solubility | 0.2 % at 32 °F (NIOSH, 2024) |
|---|---|
| Solubility | In water, 1730 mg/L at 20 °C |
| Solubility | (32 °F): 0.2% |
| Density | 2.24 |
| Density | 2.343 @25 °C |
| Vapor Pressure | 0 mmHg (approx) (NIOSH, 2024) |
| Vapor Pressure | 0 mmHg (approx) |
| Decomposition | 580 °C |
| Other Experimental Properties | Loses water at 580 °C |
CALCIUM HYDROXIDE; 1305-62-0; Slaked lime; Hydrated lime; Lime hydrate; Calcium hydrate; Lime water; Calcium hydroxide (Ca(OH)2); Hydralime; Slaked-lime; Lime milk; Calcarea caustica; INS NO.526; PF5DZW74VN; E-526; CHEBI:31341
| 法规与食品接触 | FDA Substance added to food: FIRMING AGENT, NUTRIENT SUPPLEMENT, PH CONTROL AGENT, PROCESSING AID FDA 21 CFR 中列出的食品接触物质清单：FCS ACIDITY_REGULATOR; FIRMING_AGENT: Food Additives NOT LIMITED NMRS 40/TRS 339-JECFA 9/16 FAS 67.29/NMRS 40A,B,C-JECFA 9/156 |
|---|---|
| GHS 通报统计 | 0.4% (28 / 6644) |
| GHS 通报统计 | 0.4% (28 / 6644) |
|---|---|
| 已通报的危害声明 | H314 (22.4%), H315 (45.3%), H318 (76.9%), H335 (38.9%), H370, H373, H402 |
氢氧化钙 的 CAS 号为 1305-62-0，分子式 CaH2O2，分子量 73.97 g/mol。 UNII PF5DZW74VN; ChEBI 31341; InChIKey AXCZMVOFGPJBDE-UHFFFAOYSA-L. Solubility: 0.2 % at 32 °F (NIOSH, 2024); Solubility: In water, 1730 mg/L at 20 °C; Solubility: (32 °F): 0.2%.
数据来源：PubChem / Wikidata；与随货 COA 不一致时以 COA 为准。
English page: Calcium Hydroxide