无水碳酸钠 能源电子用（CAS 497-19-8）：分子式 CNa2O3、分子量 105.988；类别 食品添加剂。
| CAS号 | 497-19-8 |
|---|---|
| 分子式 | CNa2O3 |
| 分子量 | 105.988 |
| 熔点 | 856 °C |
| 应用领域 | Uses: CIR ingredient: Sodium Carbonate、Used to make glass and inorganic sodium compounds、in detergents and cleansers、pulp and paper production、water treatment、aluminum production、textile processing (cleaning、bleaching、and dye assist formulation)、petroleum refining、coal liquefaction、photography、mining (uranium and lithium recovery)、flue gas desulfurization、decontaminating radioactive surfaces、sealing ponds from leakage、effluent and acid waste neutralization、consumer products (i.e. cosmetics、scouring powders、and clothes、dish、and floor cleaners)、boiler water compounds、as food additive、analytical reagent、pharmaceutic aid (alkalizing agent)、and in human and veterinary medicine、[HSDB] Used as a fungicide in institutional、commercial、and household surface disinfectants、sanitizers、Also used as an inert ingredient in over 600 active pesticides in the US、Generally regarded as safe (GRAS) by the FDA、[Reference #1] Used as a flavoring agent、antioxidant、pH control agent、curing or pickling agent、and processing aid for foods、[FDA] Used in hide preparation for leather production、[PMID 21938525]、Aluminum Producing [Category: Industry]、Petroleum Production and Refining [Category: Industry]、Pulp and Paper Processing [Category: Industry]、Textiles (Fiber & Fabric Manufacturing) [Category: Industry]、Using Disinfectants or Biocides [Category: Clean]、Mining [Category: Industry]、Sewer and Wastewater Treatment [Category: Industry]、Leather Tanning and Processing [Category: Industry]、Photographic Processing [Category: Other]、Textiles (Printing、Dyeing、or Finishing) [Category: Industry]、Glass Manufacturing [Category: Industry]、Textile arts [Category: Hobbies]、For sodium carbonate (USEPA、OPP Pesticide Code: 073506) ACTIVE products with label matches.、SRP: Registered for use in the U.S. but approved pesticide uses may change periodically and so federal、state and local authorities must be consulted for currently approved uses.、... Fungicide in products that are hard surface disinfectants and sanitizers for use in institutional and residential settings.、Sodium carbonate is also used as an inert ingredient in many pesticide products.、Uses of sodium carbonate:[Table#5031]、For more Uses (Complete) data for Sodium carbonate (11 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 -> JECFA Functional Classes、Cosmetics -> Bulking、Buffering、Industry Uses: Oxidizing agent、Softener and conditioner、Adsorbent、Solids separation (precipitating) agent、not otherwise specified、Chelating agent、Etching agent、Intermediate、Reducing agent、Stabilizing agent、Catalyst、Ion exchange agent、Not Known or Reasonably Ascertainable、Flux agent、Absorbent、Cleaning agent、Plating agent、Chemical reaction regulator、Bleaching agent、pH regulating agent、Processing aids not otherwise specified、Tanning agents not otherwise specified、Surfactant (surface active agent)、Binder、Other、Lubricating agent、Consumer Uses: Other、Foamant、Filler、Household Products: Information on 962 consumer products that contain Sodium carbonate in the following categories is provided:、• Auto Products、• Commercial、Institutional、• Hobby、Craft、• Home Maintenance、• Inside the Home、• Landscaping、Yard、• Personal Care、• Pet Care、Information on 9 consumer products that contain Carbonic acid、sodium salt in the following categories is provided:、Methods of Manufacturing: In the monohydrate process、trona is ground and calcined (150-300 °C) to a crude soda ash in either a rotary gas-fired or coal grate-fired calciner. The calciner product is then leached with hot water and the clear、hot liquor is sent to a set of evaporative crystallizers (40-100 °C) where sodium carbonate monohydrate is produced. ... Sodium carbonate monohydrate crystals from the crystallizers are concentrated in hydroclones and dewatered on centrifuges to between 2 and 6% free moisture. The centrifuge cake is sent to dryers where the product is calcined (150 °C) to anhydrous soda ash、screened、and readied for shipment. Soda ash from this process typically has a bulk density between 0.99-1.04 g、mL with an average particle size of about 250 um.、In the、sesquicarbonate、process、the crushed ore is dissolved in hot (95 °C) return liquor、clarified、filtered and sent to cooling crystallizers where sodium sesquicarbonate ... is formed. Carbon is added to the filters to control any crystal modifying organics. The sesquicarbonate crystals are hydrocloned、centrifuged、and calcined (110-175 °C) using either indirect steam heat or combustion gases. This product has a typical bulk density of around 0.89 g、mL. Densities similar to the monohydrate ash may be achieved by subsequently heating the material to about 350 °C. Alternatively、the ash can be converted to the monohydrate and then calcined. Sesqui light soda ash is valued by the detergent industry、Solvay Process ... Crude sodium chloride brine is first purified to prevent scaling of downstream process equipment and to prevent contamination of the final product. Magnesium ions are precipitated with milk of lime、Ca(OH)2、and the calcium ions are precipitated with soda ash. After purification、the brine solution is contacted with ammonia gas ... The ammoniated brine is then sent to the carbonating columns where sodium bicarbonate is precipitated by contacting the brine with carbon dioxide. Sodium bicarbonate is |
| 类别 | 酸度调节剂|食品加工助剂 |
登记用途：Uses: CIR ingredient: Sodium Carbonate、Used to make glass and inorganic sodium compounds、in detergents and cleansers、pulp and paper production、water treatment、aluminum production、textile processing (cleaning、bleaching、and dye assist formulation)、petroleum refining、coal liquefaction、photography、mining (uranium and lithium recovery)、flue gas desulfurization、decontaminating radioactive surfaces、sealing ponds from leakage、effluent and acid waste neutralization、consumer products (i.e. cosmetics、scouring powders、and clothes、dish、and floor cleaners)、boiler water compounds、as food additive、analytical reagent、pharmaceutic aid (alkalizing agent)、and in human and veterinary medicine、[HSDB] Used as a fungicide in institutional、commercial、and household surface disinfectants、sanitizers、Also used as an inert ingredient in over 600 active pesticides in the US、Generally regarded as safe (GRAS) by the FDA、[Reference #1] Used as a flavoring agent、antioxidant、pH control agent、curing or pickling agent、and processing aid for foods、[FDA] Used in hide preparation for leather production、[PMID 21938525]、Aluminum Producing [Category: Industry]、Petroleum Production and Refining [Category: Industry]、Pulp and Paper Processing [Category: Industry]、Textiles (Fiber & Fabric Manufacturing) [Category: Industry]、Using Disinfectants or Biocides [Category: Clean]、Mining [Category: Industry]、Sewer and Wastewater Treatment [Category: Industry]、Leather Tanning and Processing [Category: Industry]、Photographic Processing [Category: Other]、Textiles (Printing、Dyeing、or Finishing) [Category: Industry]、Glass Manufacturing [Category: Industry]、Textile arts [Category: Hobbies]、For sodium carbonate (USEPA、OPP Pesticide Code: 073506) ACTIVE products with label matches.、SRP: Registered for use in the U.S. but approved pesticide uses may change periodically and so federal、state and local authorities must be consulted for currently approved uses.、... Fungicide in products that are hard surface disinfectants and sanitizers for use in institutional and residential settings.、Sodium carbonate is also used as an inert ingredient in many pesticide products.、Uses of sodium carbonate:[Table#5031]、For more Uses (Complete) data for Sodium carbonate (11 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 -> JECFA Functional Classes、Cosmetics -> Bulking、Buffering、Industry Uses: Oxidizing agent、Softener and conditioner、Adsorbent、Solids separation (precipitating) agent、not otherwise specified、Chelating agent、Etching agent、Intermediate、Reducing agent、Stabilizing agent、Catalyst、Ion exchange agent、Not Known or Reasonably Ascertainable、Flux agent、Absorbent、Cleaning agent、Plating agent、Chemical reaction regulator、Bleaching agent、pH regulating agent、Processing aids not otherwise specified、Tanning agents not otherwise specified、Surfactant (surface active agent)、Binder、Other、Lubricating agent、Consumer Uses: Other、Foamant、Filler、Household Products: Information on 962 consumer products that contain Sodium carbonate in the following categories is provided:、• Auto Products、• Commercial、Institutional、• Hobby、Craft、• Home Maintenance、• Inside the Home、• Landscaping、Yard、• Personal Care、• Pet Care、Information on 9 consumer products that contain Carbonic acid、sodium salt in the following categories is provided:、Methods of Manufacturing: In the monohydrate process、trona is ground and calcined (150-300 °C) to a crude soda ash in either a rotary gas-fired or coal grate-fired calciner. The calciner product is then leached with hot water and the clear、hot liquor is sent to a set of evaporative crystallizers (40-100 °C) where sodium carbonate monohydrate is produced. ... Sodium carbonate monohydrate crystals from the crystallizers are concentrated in hydroclones and dewatered on centrifuges to between 2 and 6% free moisture. The centrifuge cake is sent to dryers where the product is calcined (150 °C) to anhydrous soda ash、screened、and readied for shipment. Soda ash from this process typically has a bulk density between 0.99-1.04 g、mL with an average particle size of about 250 um.、In the、sesquicarbonate、process、the crushed ore is dissolved in hot (95 °C) return liquor、clarified、filtered and sent to cooling crystallizers where sodium sesquicarbonate ... is formed. Carbon is added to the filters to control any crystal modifying organics. The sesquicarbonate crystals are hydrocloned、centrifuged、and calcined (110-175 °C) using either indirect steam heat or combustion gases. This product has a typical bulk density of around 0.89 g、mL. Densities similar to the monohydrate ash may be achieved by subsequently heating the material to about 350 °C. Alternatively、the ash can be converted to the monohydrate and then calcined. Sesqui light soda ash is valued by the detergent industry、Solvay Process ... Crude sodium chloride brine is first purified to prevent scaling of downstream process equipment and to prevent contamination of the final product. Magnesium ions are precipitated with milk of lime、Ca(OH)2、and the calcium ions are precipitated with soda ash. After purification、the brine solution is contacted with ammonia gas ... The ammoniated brine is then sent to the carbonating columns where sodium bicarbonate is precipitated by contacting the brine with carbon dioxide. Sodium bicarbonate is。
无水碳酸钠 能源电子用 是一种食品级化合物，登记 CAS 号为 497-19-8，分子式 CNa2O3（分子量 105.988），归属于食品添加剂大类化工原料。
登记 CAS 号：497-19-8
其分子式 CNa2O3 由 1 个碳、2 个钠、3 个氧 组成。
别名/同义词：无水碳酸钠 能源电子用 · Sodium carbonate · SODA · Soda Ash
所属分类：酸度调节剂 / 食品添加剂
无水碳酸钠 能源电子用 的 CAS 登记号为 497-19-8。
分子式 CNa2O3，分子量 105.988。
别名/同义词：无水碳酸钠 能源电子用、Sodium carbonate、SODA、Soda Ash。
登记用途：Uses: CIR ingredient: Sodium Carbonate、Used to make glass and inorganic sodium compounds、in detergents and cleansers、pulp and paper production、water treatment、aluminum production、textile processing (cleaning、bleaching、and dye assist formulation)、petroleum refining、coal liquefaction、photography、mining (uranium and lithium recovery)、flue gas desulfurization、decontaminating radioactive surfaces、sealing ponds from leakage、effluent and acid waste neutralization、consumer products (i.e. cosmetics、scouring powders、and clothes、dish、and floor cleaners)、boiler water compounds、as food additive、analytical reagent、pharmaceutic aid (alkalizing agent)、and in human and veterinary medicine、[HSDB] Used as a fungicide in institutional、commercial、and household surface disinfectants、sanitizers、Also used as an inert ingredient in over 600 active pesticides in the US、Generally regarded as safe (GRAS) by the FDA、[Reference #1] Used as a flavoring agent、antioxidant、pH control agent、curing or pickling agent、and processing aid for foods、[FDA] Used in hide preparation for leather production、[PMID 21938525]、Aluminum Producing [Category: Industry]、Petroleum Production and Refining [Category: Industry]、Pulp and Paper Processing [Category: Industry]、Textiles (Fiber & Fabric Manufacturing) [Category: Industry]、Using Disinfectants or Biocides [Category: Clean]、Mining [Category: Industry]、Sewer and Wastewater Treatment [Category: Industry]、Leather Tanning and Processing [Category: Industry]、Photographic Processing [Category: Other]、Textiles (Printing、Dyeing、or Finishing) [Category: Industry]、Glass Manufacturing [Category: Industry]、Textile arts [Category: Hobbies]、For sodium carbonate (USEPA、OPP Pesticide Code: 073506) ACTIVE products with label matches.、SRP: Registered for use in the U.S. but approved pesticide uses may change periodically and so federal、state and local authorities must be consulted for currently approved uses.、... Fungicide in products that are hard surface disinfectants and sanitizers for use in institutional and residential settings.、Sodium carbonate is also used as an inert ingredient in many pesticide products.、Uses of sodium carbonate:[Table#5031]、For more Uses (Complete) data for Sodium carbonate (11 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 -> JECFA Functional Classes、Cosmetics -> Bulking、Buffering、Industry Uses: Oxidizing agent、Softener and conditioner、Adsorbent、Solids separation (precipitating) agent、not otherwise specified、Chelating agent、Etching agent、Intermediate、Reducing agent、Stabilizing agent、Catalyst、Ion exchange agent、Not Known or Reasonably Ascertainable、Flux agent、Absorbent、Cleaning agent、Plating agent、Chemical reaction regulator、Bleaching agent、pH regulating agent、Processing aids not otherwise specified、Tanning agents not otherwise specified、Surfactant (surface active agent)、Binder、Other、Lubricating agent、Consumer Uses: Other、Foamant、Filler、Household Products: Information on 962 consumer products that contain Sodium carbonate in the following categories is provided:、• Auto Products、• Commercial、Institutional、• Hobby、Craft、• Home Maintenance、• Inside the Home、• Landscaping、Yard、• Personal Care、• Pet Care、Information on 9 consumer products that contain Carbonic acid、sodium salt in the following categories is provided:、Methods of Manufacturing: In the monohydrate process、trona is ground and calcined (150-300 °C) to a crude soda ash in either a rotary gas-fired or coal grate-fired calciner. The calciner product is then leached with hot water and the clear、hot liquor is sent to a set of evaporative crystallizers (40-100 °C) where sodium carbonate monohydrate is produced. ... Sodium carbonate monohydrate crystals from the crystallizers are concentrated in hydroclones and dewatered on centrifuges to between 2 and 6% free moisture. The centrifuge cake is sent to dryers where the product is calcined (150 °C) to anhydrous soda ash、screened、and readied for shipment. Soda ash from this process typically has a bulk density between 0.99-1.04 g、mL with an average particle size of about 250 um.、In the、sesquicarbonate、process、the crushed ore is dissolved in hot (95 °C) return liquor、clarified、filtered and sent to cooling crystallizers where sodium sesquicarbonate ... is formed. Carbon is added to the filters to control any crystal modifying organics. The sesquicarbonate crystals are hydrocloned、centrifuged、and calcined (110-175 °C) using either indirect steam heat or combustion gases. This product has a typical bulk density of around 0.89 g、mL. Densities similar to the monohydrate ash may be achieved by subsequently heating the material to about 350 °C. Alternatively、the ash can be converted to the monohydrate and then calcined. Sesqui light soda ash is valued by the detergent industry、Solvay Process ... Crude sodium chloride brine is first purified to prevent scaling of downstream process equipment and to prevent contamination of the final product. Magnesium ions are precipitated with milk of lime、Ca(OH)2、and the calcium ions are precipitated with soda ash. After purification、the brine solution is contacted with ammonia gas ... The ammoniated brine is then sent to the carbonating columns where sodium bicarbonate is precipitated by contacting the brine with carbon dioxide. Sodium bicarbonate is。
所属分类：酸度调节剂 / 食品加工助剂。
无水碳酸钠 能源电子用（CAS 497-19-8）的独立参考数据，整理自公开化学数据库。
| CAS Registry Number | 497-19-8 |
|---|---|
| PubChem CID | 10340 |
| Molecular formula | Na2CO3 |
| IUPAC name | disodium;carbonate |
| UNII (FDA) | 45P3261C7T |
| Molecular Weight | 105.988 |
|---|---|
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 0 |
| Exact Mass | 105.96428242 |
| Monoisotopic Mass | 105.96428242 |
| Topological Polar Surface Area | 63.2 |
| Heavy Atom Count | 6 |
| Melting Point | 856 °C |
|---|---|
| Melting Point | 851 °C |
| Density | 2.54 g/cu cm |
| Density | Bulk density: 0.59-1.04 g/mL |
| Density | 2.5 g/cm³ |
| Density | 2.509 @ 0°C |
| Decomposition | >400 °C |
SODIUM CARBONATE; 497-19-8; Soda Ash; Disodium carbonate; Carbonic acid disodium salt; Sodium carbonate, anhydrous; Calcined soda; Solvay soda; Sodium carbonate anhydrous; Washing soda; Bisodium carbonate; Carbonic acid, disodium salt; Carbonic acid sodium salt; Carbonic acid sodium salt (1:2); Soda, calcined; Soda-ash
| Regulatory & Food Contact | FDA Substance added to food: ANTIOXIDANT, CURING OR PICKLING AGENT, FLAVORING AGENT OR ADJUVANT, PH CONTROL A ACIDITY_REGULATOR: Food Additives ANTIOXIDANT, CURING OR PICKLING AGENT, FLAVORING AGENT OR ADJUVANT, PH CONTROL AGENT, PROCESSING AID NOT LIMITED NMRS 40/TRS 339-JECFA 9/16 FAS 67.29/NMRS 40A,B,C-JECFA 9/154 |
|---|---|
| GHS notification summary | 0.2% (19 / 8784) |
| GHS notification summary | 0.2% (19 / 8784) |
|---|---|
| Reported hazard statements | H319, H304, H318, H332, H370, H335, H336 |
H319: Causes serious eye irritation [Warning Serious eye damage/eye irritation]
P264+P265, P280, P305+P351+P338, and P337+P317 (click each P-code to see the statement)
Soda Ash · CAS 497-19-8 · Na2CO3. UNII 45P3261C7T. Melting Point: 856 °C; Melting Point: 851 °C; Density: 2.54 g/cu cm.
数据来源：PubChem / Wikidata；与随货 COA 不一致时以 COA 为准。
English page: Sodium carbonate