1.用作防腐剂、还原剂，也用于制造二氧化硫、保险粉等。在水处理领域，可用作锅炉水、钻井泥浆、闭路循环水冷却水的除氧剂，用以防止溶解氧对设备的腐蚀。尤其适用于中小型低压锅炉。在钻井工业将亚硫酸氢铵与结晶相的Fe3O4(作催化剂)复配后加于含蒙脱土的钻井泥浆中，能有效地除去泥浆中的溶解氧，防止井管的腐蚀。此外，亚硫酸氢铵可用于制造纯净的液态二氧化硫、保险粉、吊白块以及某些染料和医药；在合成纤维制造中是生产己内酰胺的原料；在纸浆及造纸工业中用于纸浆的蒸煮和漂白处理等。
2.在水处理领域，可用作锅炉水、钻井泥浆、闭路循环式冷却水的除氧剂，用以防止溶解氧对设备的腐蚀。
| 中文名 | 亚硫酸氢铵 |
|---|---|
| 英文名 | Ammonium bisulfite |
| 中文别名 | 酸式亚硫酸铵溶液 |
| 英文别名 |
Ammonium acid sulfite
ammoniummonosulfite ammoniumsulfite,hydrogen EINECS 233-469-7 MFCD00041958 ammoniumbisulfite,solid AMMONIUM BISULFITE SOLUTION ammoniumhydrosulfite ammoniumbisulfite,solution monoammoniumsulfite AMMONIUM HYDROGEN SULFITE ammonium hydrogensulphite |
| 密度 | 2.03g/cm3 |
|---|---|
| 熔点 | 147°C |
| 分子式 | H5NO3S |
| 分子量 | 99.10960 |
| 精确质量 | 98.99900 |
| PSA | 79.98000 |
| LogP | 0.87070 |
| 外观性状 | 液体 |
| 储存条件 | 1.密封于阴凉干燥处。应贮存在阴凉干燥的库房内。容器必须密封，以防止与空气接触而被氧化。 2.不可与酸类或碱类共贮混运。 |
| 稳定性 | 遵照规格使用和储存则不会分解。既能与酸作用，也能和碱作用。空气中易被氧化。遇热分解并放出二氧化硫。易溶于水，150℃升华。有还原性，在空气中会慢慢氧化为硫酸盐。亚硫酸氢铵溶液有二氧化硫气味，遇酸分解，放出二氧化硫。 |
| 水溶解性 | soluble |
| 分子结构 | 1、摩尔折射率：无可用的 2、摩尔体积（cm3/mol）：无可用的 3、等张比容（90.2K）：无可用的 4、表面张力（dyne/cm）：无可用的 5、介电常数：无可用的 6、极化率（10-24cm3）：无可用的 7、单一同位素质量：98.999013 Da 8、标称质量：99 Da 9、平均质量：99.1096 Da |
| 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:4 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83.4 7.重原子数量:5 8.表面电荷:-1 9.复杂度:18.8 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:2 |
| 更多 | 1. 性状：黄褐色液体，略有二氧化硫气味。 2. 密度（g/mL,25/4℃）：2.03 3. 相对蒸汽密度（g/mL,空气=1）：未确定 4. 熔点（ºC）：150℃（升华，氮气中） 5. 沸点（ºC,常压）：未确定 6. 沸点（ºC,5.2kPa）：未确定 7. 折射率：未确定 8. 闪点（ºC）：未确定 9. 比旋光度（º）：未确定 10. 自燃点或引燃温度（ºC）：未确定 11. 蒸气压（kPa,25ºC）：未确定 12. 饱和蒸气压（kPa,60ºC）：未确定 13. 燃烧热（KJ/mol）：未确定 14. 临界温度（ºC）：未确定 15. 临界压力（KPa）：未确定 16. 油水（辛醇/水）分配系数的对数值：未确定 17. 爆炸上限（%,V/V）：未确定 18. 爆炸下限（%,V/V）：未确定 19. 溶解性：溶于水和乙醇。 |
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Section 1. Chemical Product and Company Identification Ammonium Bisulfite, 45% Solution Common Name/ Trade Name Ammonium Bisulfite, 45% Solution Slightly hazardous in case of skin contact (sensitizer). Potential Chronic Health
CARCINOGENIC EFFECTS: Not available. Effects MUTAGENIC EFFECTS: Not available. TERATOGENIC EFFECTS: Not available. DEVELOPMENTAL TOXICITY: Not available. The substance may be toxic to lungs, upper respiratory tract, skin, eyes. Repeated or prolonged exposure to the substance can produce target organs damage. Repeated or prolonged contact with spray mist may produce chronic eye irritation and severe skin irritation. Repeated or prolonged exposure to spray mist may produce respiratory tract irritation leading to frequent attacks of bronchial infection. Section 4. First Aid Measures Check for and remove any contact lenses. In case of contact, immediately flush eyes with plenty of water for at least Eye Contact 15 minutes. Cold water may be used. Get medical attention immediately. In case of contact, immediately flush skin with plenty of water for at least 15 minutes while removing contaminated Skin Contact clothing and shoes. Cover the irritated skin with an emollient. Cold water may be used.Wash clothing before reuse. Thoroughly clean shoes before reuse. Get medical attention immediately. Wash with a disinfectant soap and cover the contaminated skin with an anti-bacterial cream. Seek medical attention. Serious Skin Contact If inhaled, remove to fresh air. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get Inhalation medical attention immediately. Evacuate the victim to a safe area as soon as possible. Loosen tight clothing such as a collar, tie, belt or waistband. Serious Inhalation If breathing is difficult, administer oxygen. If the victim is not breathing, perform mouth-to-mouth resuscitation. Seek medical attention. Do NOT induce vomiting unless directed to do so by medical personnel. Never give anything by mouth to an Ingestion unconscious person. If large quantities of this material are swallowed, call a physician immediately. Loosen tight clothing such as a collar, tie, belt or waistband. Serious IngestionNot 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 Not available. Products of Combustion Fire Hazards in Presence of Not applicable. Various Substances Non-explosive in presence of open flames and sparks, of shocks. Explosion Hazards in Presence of Various Substances Not applicable. Fire Fighting Media and Instructions Not available. Special Remarks on Fire Hazards Not available. Special Remarks on Explosion Hazards Ammonium Bisulfite, 45% Solution Section 6. Accidental Release Measures Dilute with water and mop up, or absorb with an inert dry material and place in an appropriate waste disposal Small Spill container. Corrosive liquid. Large Spill Stop leak if without risk. Absorb with DRY earth, sand or other non-combustible material. Do not get water inside container. Do not touch spilled material. Use water spray curtain to divert vapor drift. Prevent entry into sewers, Section 7. Handling and Storage Do not breathe gas/fumes/ vapor/spray. In case of insufficient ventilation, wear suitable respiratory equipment. If you Precautions feel unwell, seek medical attention and show the label when possible. Avoid contact with skin and eyes. Keep away from incompatibles such as oxidizing agents. Keep container tightly closed. Keep container in a cool, well-ventilated area. Storage Section 8. Exposure Controls/Personal Protection Provide exhaust ventilation or other engineering controls to keep the airborne concentrations of vapors below their Engineering Controls respective threshold limit value. Personal ProtectionFace shield. Full suit. Vapor respirator. Be sure to use an approved/certified respirator or equivalent. Gloves. Boots. Personal Protection in Case Splash goggles. Full suit. Vapor respirator. Boots. Gloves. A self contained breathing apparatus should be used to avoid inhalation of the product. Suggested protective clothing might not be sufficient; consult a specialist BEFORE of a Large Spill handling this product. Not available. Exposure Limits Section 9. Physical and Chemical Properties Liquid.Not available. Physical state andO dor appearance Not available. Taste Not applicable. Molecular Weight Not available. Color Neutral. pH (1% soln/water) The lowest known value is 100°C (212°F) (Water). Boiling Point Not available. Melting Point Not available. Critical Temperature Weighted average: 1.3 (Water = 1) Specific Gravity The highest known value is 2.3 kPa (@ 20°C) (Water) . Vapor Pressure The highest known value is 0.62 (Air = 1) (Water). Vapor Density Not available. Volatility Not available. Odor Threshold Not available. Water/Oil Dist. Coeff. Not available. Ionicity (in Water) See solubility in water. Dispersion Properties Easily soluble in cold water, hot water. Solubility Ammonium Bisulfite, 45% Solution Section 10. Stability and Reactivity Data Unstable. Stability Not available. Instability Temperature Conditions of Instability Incompatible materials Incompatibility with various Reactive with oxidizing agents. substances Non-corrosive in presence of glass. Corrosivity Not available. Special Remarks on Reactivity Not available. Special Remarks on Corrosivity Will not occur. Polymerization Section 11. Toxicological Information Absorbed through skin. Eye contact. Inhalation. Routes of Entry LD50: Not available. Toxicity to Animals LC50: Not available. Chronic Effects on Humans Contains material which may cause damage to the following organs: lungs, upper respiratory tract, skin, eyes. Other Toxic Effects onVery hazardous in case of skin contact (irritant), of ingestion. HumansHazardous in case of skin contact (corrosive), of eye contact (corrosive), of inhalation (lung corrosive). Not available. Special Remarks on Toxicity to Animals Not available. Special Remarks on Chronic Effects on Humans Special Remarks on otherAcute Potential Health Effects: Toxic Effects on HumansSkin: Causes severe skin irritation and skin burns. Eyes: Causes severe eye irritation and eye burns. Inhalation: inhalation can be harmful. Inhalation can irritate lungs causing coughing and/or shortness of breath. Higher exposures can cause build-up of fluid in the lungs (pulmonary edema). Inhalation of the fumes released under acidic conditions could cause fatality due acute pulmonary edema and respiratory failure from exposure to evolved sulfur dioxide. Ingestion: Ingestion might result in esophageal or gastrointestinal tract irritation or burns. Chronic Potential Health Effects: It would be expected to cause allergic contact dermatitis with repeated skin contact or asthma with repeated inhalation of fumes or mist. (Ammonium bisulfite) Section 12. Ecological Information Not available. Ecotoxicity Not available. BOD5 and COD Products of Biodegradation Possibly hazardous short/long term degradation products are to be expected. The product itself and its products of degradation are not toxic. Toxicity of the Products of Biodegradation Not available. Special Remarks on the Products of Biodegradation Ammonium Bisulfite, 45% Solution Section 13. Disposal Considerations Waste must be disposed of in accordance with federal, state and local environmental control Waste Disposal regulations. Section 14. Transport Information Class 8: Corrosive material DO T Cl assi fi cati on UNNA: 2693 : Bisulfite, aqueous solution, n.o.s. (Ammonium Bisulfite solution) PG: III Identification Not available. Special Provisions for Transport DO T (Pi ctograms) Section 15. Other Regulatory Information and Pictograms Connecticut hazardous material survey.: Ammonium bisulfite Federal and State Illinois toxic substances disclosure to employee act: Ammonium bisulfite Regulations Illinois chemical safety act: Ammonium bisulfite New York release reporting list: Ammonium bisulfite Pennsylvania RTK: Ammonium bisulfite Massachusetts RTK: Ammonium bisulfite Massachusetts spill list: Ammonium bisulfite New Jersey: Ammonium bisulfite New Jersey spill list: Ammonium bisulfite Louisiana spill reporting: Ammonium bisulfite California Director's List of Hazardous Substances: Ammonium Bisulfite TSCA 8(b) inventory: Ammonium bisulfite; Water CERCLA: Hazardous substances.: Ammonium bisulfite: 5000 lbs. (2268 kg); California prop. 65: This product contains the following ingredients for which the State of California has found to California cause cancer which would require a warning under the statute: No products were found. Proposition 65 Warnings California prop. 65: This product contains the following ingredients for which the State of California has found to cause birth defects which would require a warning under the statute: No products were found. OSHA: Hazardous by definition of Hazard Communication Standard (29 CFR 1910.1200). Other Regulations WHMIS (Canada) CLASS E: Corrosive liquid. Other Classifications DSCL (EEC)R34- Causes burns.S36/37/39- Wear suitable protective clothing, gloves and eye/face protection. S45- In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible). Health Hazard HMIS (U.S.A.)3 National Fire Protection 0 Flammability 0 Association (U.S.A.) Fire Hazard 3 0 Reactivity Health Reactivity 0 Personal ProtectionSpecific hazard WHMIS (Canada) (Pictograms) Ammonium Bisulfite, 45% Solution DSCL (Europe) (Pictograms) TDG(Canada) (Pictograms) ADR (Europe) (Pictograms) Protective Equipment Gloves. Full suit. Vapor respirator. Be sure to use an approved/certified respirator or equivalent. Wear appropriate respirator when ventilation is inadequate. SECTION 16 - ADDITIONAL INFORMATION N/A |
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毒理学数据: 亚硫酸氢铵属低毒化合物。浓溶液对皮肤有轻度的刺激作用，但短时接触不会造成伤害。接触溶液后，用清水冲洗片刻即可。产品本身无火灾及爆炸危险，若发生火灾，可以用水扑灭。 生态学数据: 通常对水是不危害的，若无政府许可，勿将材料排入周围环境。
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| 危害码 (欧洲) | Xi |
|---|---|
| 危险品运输编码 | UN 2693 |
| 包装等级 | III |
| 危险类别 | 8 |
| 海关编码 | 3102290000 |
1.吸收法通过两个填料塔，用氨水依次吸收接触法硫酸生产的尾气，制得亚硫酸氢铵溶液。其
2.向氨水或碳酸铵溶液中通入二氧化硫气体，直至溶液显酸性而不再吸收二氧化硫为止。所得溶液即为亚硫酸氢铵的溶液。
| 海关编码 | 3102290000 |
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