533-96-0

• 常用中文名：碳酸钠盐(2:3)
• 常用英文名：sodium sesquicarbonate
• CAS号：533-96-0
• 分子式：C₂HNa₃O₆
• 分子量：189.99500
• 相关类别： 食品添加剂 酸度调节剂
• 发布时间：2018-04-19 08:00:00
• 更新时间：2024-01-04 19:31:39

• 1.作缓冲剂和中和剂，可用于羊奶、乳制品、饼干和糕点，按生产需要适量使用。

  2.用作碱性剂、缓冲剂及乳制品中和剂。主要用于稀释奶油和禽类（烫毛）。　

名称

• 中文名: 碳酸氢三钠
• 英文名: sodium sesquicarbonate dihydrate
• 中文别名: 碳酸钠盐(2:3); 倍半碳酸钠
• 英文别名: trisodiumhydrogendicarbonate; sq810; magadisoda; SODIUM CARBONATE,SESQUIOXIDE; snowflakecrystals; SODIUM SESQUICARBONATE 2H2O; Carbonicacid,sodiumsalt(2:3); TRONADUST; EINECS 208-580-9; urao; KANWA

物化性质

• 密度: 2.112
• 分子式: C₂HNa₃O₆
• 分子量: 189.99500
• 精确质量: 189.94700
• PSA: 123.55000
• 稳定性:

  白色针状晶体、片状或结晶性粉末。相对密度2.112。易溶于水及酸，水溶液呈碱性，较碳酸钠弱。

• 计算化学:

  1.疏水参数计算参考值（XlogP）:无

  2.氢键供体数量:1

  3.氢键受体数量:6

  4.可旋转化学键数量:0

  5.互变异构体数量:无

  6.拓扑分子极性表面积124

  7.重原子数量:11

  8.表面电荷:0

  9.复杂度:43.5

  10.同位素原子数量:0

  11.确定原子立构中心数量:0

  12.不确定原子立构中心数量:0

  13.确定化学键立构中心数量:0

  14.不确定化学键立构中心数量:0

  15.共价键单元数量:5

• 更多:

  1.性状：白色针状或片状结晶或结晶性粉末

  2.相对密度（20℃/4℃）：2.112

  3.溶解性：易溶于水及酸,水溶液呈强碱性,但较碳酸钠弱。

MSDS

Section 1. Chemical Product and Company Identification Sodium sesquicarbonateCatalog Common Name/ Number(s). Trade Name CAS#533-96-0 Manufacturer RTECSFG2092000 SPECTRUM CHEMICAL MFG. CORP. TSCATSCA 8(b) inventory: Sodium sesquicarbonate Commercial Name(s)Not available. CI# Not available. SynonymNot available. IN CASE OF EMERGENCY Chemical Name Chemical FamilyNot available.CALL (310) 516-8000 C2HNa3O6.2H2O Chemical Formula SPECTRUM CHEMICAL MFG. CORP. Section 2.Composition and Information on Ingredients Exposure Limits TWA (mg/m3)STEL (mg/m3) CEIL (mg/m3) NameCAS #% by Weight 1) Sodium sesquicarbonate533-96-0100 Toxicological DataSodium sesquicarbonate on IngredientsLD50: Not available. LC50: Not available. Section 3. Hazards Identification Potential Acute Health Effects Very hazardous in case of skin contact (irritant), of ingestion, of inhalation. Hazardous in case of eye contact (irritant). Slightly hazardous in case of skin contact (corrosive). Potential Chronic HealthCARCINOGENIC EFFECTS: Not available. EffectsMUTAGENIC EFFECTS: Not available. TERATOGENIC EFFECTS: Not available. DEVELOPMENTAL TOXICITY: Not available. Repeated or prolonged exposure is not known to aggravate medical condition. Sodium sesquicarbonate Section 4. First Aid Measures Eye ContactCheck for and remove any contact lenses. Do not use an eye ointment. Seek medical attention. Skin ContactAfter contact with skin, wash immediately with plenty of water. Gently and thoroughly wash the contaminated skin with running water and non-abrasive soap. Be particularly careful to clean folds, crevices, creases and groin. Cover the irritated skin with an emollient. If irritation persists, seek medical attention. Serious Skin ContactWash with a disinfectant soap and cover the contaminated skin with an anti-bacterial cream. Seek medical attention. InhalationAllow the victim to rest in a well ventilated area. Seek immediate medical attention. Serious InhalationNot available. IngestionDo not induce vomiting. Loosen tight clothing such as a collar, tie, belt or waistband. If the victim is not breathing, perform mouth-to-mouth resuscitation. Seek immediate medical attention. Serious Ingestion Not available. Section 5. Fire and Explosion Data Flammability of the Product Non-flammable. Auto-Ignition Temperature Not applicable. Not applicable. Flash Points Not applicable. Flammable Limits Products of CombustionNot available. Fire Hazards in Presence of Not applicable. Various Substances Explosion Hazards in Presence Risks of explosion of the product in presence of mechanical impact: Not available. of Various SubstancesRisks of explosion of the product in presence of static discharge: Not available. Fire Fighting MediaNot applicable. and Instructions Not available. Special Remarks on Fire Hazards Special Remarks on Explosion Not available. Hazards Section 6. Accidental Release Measures Small SpillUse appropriate tools to put the spilled solid in a convenient waste disposal container. Finish cleaning by spreading water on the contaminated surface and dispose of according to local and regional authority requirements. Large SpillUse a shovel to put the material into a convenient waste disposal container. Finish cleaning by spreading water on the contaminated surface and allow to evacuate through the sanitary system. Sodium sesquicarbonate Section 7. Handling and Storage PrecautionsKeep container dry. Do not breathe dust. Never add water to this product In case of insufficient ventilation, wear suitable respiratory equipment If you feel unwell, seek medical attention and show the label when possible. Avoid contact with skin and eyes StorageNo specific storage is required. Use shelves or cabinets sturdy enough to bear the weight of the chemicals. Be sure that it is not necessary to strain to reach materials, and that shelves are not overloaded. Section 8. Exposure Controls/Personal Protection Engineering ControlsUse process enclosures, local exhaust ventilation, or other engineering controls to keep airborne levels below recommended exposure limits. If user operations generate dust, fume or mist, use ventilation to keep exposure to airborne contaminants below the exposure limit. Personal ProtectionSplash goggles. Lab coat. Dust respirator. Be sure to use an approved/certified respirator or equivalent. Gloves. Personal Protection in Case of Splash goggles. Full suit. Dust respirator. Boots. Gloves. A self contained breathing apparatus should be used a Large Spillto avoid inhalation of the product. Suggested protective clothing might not be sufficient; consult a specialist BEFORE handling this product. Exposure LimitsNot available. Section 9. Physical and Chemical Properties Physical state and appearance Solid.OdorNot available. TasteNot available. Molecular Weight226.03 g/mole ColorNot available. pH (1% soln/water)Not available. Not available. Boiling Point Melting PointDecomposes. Not available. Critical Temperature Specific Gravity2.112 (Water = 1) Vapor PressureNot applicable. Vapor DensityNot available. VolatilityNot available. Odor ThresholdNot available. Water/Oil Dist. Coeff.Not available. Ionicity (in Water)Not available. Dispersion PropertiesNot available. SolubilityNot available. Section 10. Stability and Reactivity Data The product is stable. Stability Instability TemperatureNot available. Conditions of InstabilityNot available. Not available. Incompatibility with various substances Non-corrosive in presence of glass. Corrosivity Sodium sesquicarbonate Not available. Special Remarks on Reactivity Not available. Special Remarks on Corrosivity PolymerizationNo. Section 11. Toxicological Information Routes of EntryEye contact. Inhalation. Ingestion. Toxicity to AnimalsLD50: Not available. LC50: Not available. Chronic Effects on Humans Not available. Other Toxic Effects on Very hazardous in case of skin contact (irritant), of ingestion, of inhalation. HumansSlightly hazardous in case of skin contact (corrosive). Special Remarks on Not available. Toxicity to Animals Special Remarks onNot available. Chronic Effects on Humans Special Remarks on otherNot available. Toxic Effects on Humans Section 12. Ecological Information EcotoxicityNot available. Not available. BOD5 and COD Possibly hazardous short term degradation products are not likely. However, long term degradation products may Products of Biodegradation arise. Toxicity of the ProductsThe products of degradation are more toxic. of Biodegradation Special Remarks on theNot available. Products of Biodegradation Section 13. Disposal Considerations Waste Disposal Section 14. Transport Information DOT ClassificationNot a DOT controlled material (United States). IdentificationNot applicable. Not applicable. Special Provisions for Transport DOT (Pictograms) Sodium sesquicarbonate Section 15. Other Regulatory Information and Pictograms TSCA 8(b) inventory: Sodium sesquicarbonate Federal and State Regulations California Proposition 65 Warnings Other RegulationsOSHA: Hazardous by definition of Hazard Communication Standard (29 CFR 1910.1200). WHMIS (Canada) CLASS D-2B: Material causing other toxic effects (TOXIC). Other Classifications DSCL (EEC)R36/38- Irritating to eyes and skin. Health Hazard HMIS (U.S.A.)2 National Fire Protection 0 Flammability 0 Association (U.S.A.) Fire Hazard 2 0 Reactivity Health Reactivity 0 Specific hazard Personal Protection E WHMIS (Canada) (Pictograms) DSCL (Europe) (Pictograms) TDG (Canada) (Pictograms) ADR (Europe) (Pictograms) Protective Equipment Gloves. Lab coat. Dust respirator. Be sure to use an approved/certified respirator or equivalent. Wear appropriate respirator when ventilation is inadequate. Splash goggles. SECTION 16 - ADDITIONAL INFORMATION N/A

制备

1.由等摩尔的碳酸钠和碳酸氢钠溶于水后再结晶而得。