10141-00-1

• 常用中文名：硫酸铬
• 常用英文名：chromium potassium sulfate
• CAS号：10141-00-1
• 分子式：CrKO₈S₂
• 分子量：283.220
• 相关类别： 无机化工 无机盐 金属硫化物及硫酸盐
• 发布时间：2018-06-28 22:17:52
• 更新时间：2024-01-06 15:32:40
• 
  【用途一】
  用于鞣制面革。在照相定影液中用作照相胶卷的坚膜剂。染料工业用作生产活性红棕K-B3R、中性紫BL、中性橙RL和中性桃红BL等产品时用作铬络合剂。印染工业用作媒染剂。还用作玻璃、陶瓷、搪瓷等的釉药。也作防水剂。用于石油钻井等。

名称

• 中文名: 硫酸铬钾
• 英文名: chromium potassium sulfate
• 中文别名: 铬明矾
• 英文别名: crystalchromealum; EINECS 233-401-6; MFCD00011363; chromepotashalum; Chromium potassium sulfate; potassiumchromicsulfate; Chromium(3+) potassium sulfate (1:1:2); CHROMIUM AMMONIUM SULFATE; AMMONIUM CHROMIUM SULFATE; chromiumpotassiumsulphate; ALUM CHROME; chromicpotassiumsulfate; potassiumchromicsulphate

物化性质

• 密度: 1.12 g/mL at 20ºC
• 沸点: 330ºC at 760 mmHg
• 熔点: 89ºC
• 分子式: CrKO₈S₂
• 分子量: 283.220
• 精确质量: 282.807678
• PSA: 177.28000
• 计算化学:

  1.疏水参数计算参考值（XlogP）:无

  2.氢键供体数量:0

  3.氢键受体数量:8

  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:177

  7.重原子数量:12

  8.表面电荷:0

  9.复杂度:62.2

  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:4

毒性和生态

CHEMICAL IDENTIFICATION RTECS NUMBER : GB6845000 CAS REGISTRY NUMBER : 10141-00-1 LAST UPDATED : 199712 DATA ITEMS CITED : 16 MOLECULAR FORMULA : Cr.2H2-O4-S.K MOLECULAR WEIGHT : 255.20 WISWESSER LINE NOTATION : .CR..K.S-O4*2 HEALTH HAZARD DATA ACUTE TOXICITY DATA MUTATION DATA TYPE OF TEST : Sister chromatid exchange TEST SYSTEM : Rodent - hamster Ovary DOSE/DURATION : 1 mg/L REFERENCE : CRNGDP Carcinogenesis (London). (Oxford Univ. Press, Pinkhill House, Southfield Road, Eynsham, Oxford OX8 1JJ, UK) V.1- 1980- Volume(issue)/page/year: 3,1331,1982 *** REVIEWS *** ACGIH TLV-TWA 0.5 mg(Cr)/m3 DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 ACGIH TLV-Not classifiable as a human carcinogen DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 IARC Cancer Review:Animal Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 49,49,1990 IARC Cancer Review:Human Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 49,49,1990 IARC Cancer Review:Group 3 IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 49,49,1990 *** U.S. STANDARDS AND REGULATIONS *** MSHA STANDARD-air:TWA 1 mg(Cr)/m3 DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: 3,35,1971 OSHA PEL (Gen Indu):8H TWA 0.5 mg(Cr)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1910.1000,1994 OSHA PEL (Construc):8H TWA 0.5 mg(Cr)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1926.55,1994 OSHA PEL (Shipyard):8H TWA 0.5 mg(Cr)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1915.1000,1993 OSHA PEL (Fed Cont):8H TWA 0.5 mg(Cr)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 41,50-204.50,1994 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 82232 No. of Facilities: 59 (estimated) No. of Industries: 4 No. of Occupations: 3 No. of Employees: 164 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 82232 No. of Facilities: 122 (estimated) No. of Industries: 3 No. of Occupations: 4 No. of Employees: 1696 (estimated) No. of Female Employees: 63 (estimated)

安全

• 符号: GHS07
• 信号词: Warning
• 危害声明: H315-H319
• 警示性声明: P305 + P351 + P338
• 个人防护装备: Eyeshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
• 风险声明 (欧洲): R36/37/38
• 安全声明 (欧洲): 26
• 危险品运输编码: NONH for all modes of transport
• RTECS号: GB6845000
• 海关编码: 2833292000

制备

【方法一】
硫酸铬钾的工业生产方法可采用有机物还原法和二氧化硫还原法。
有机物还原法 将99％重铬酸钾和98%硫酸按理论量溶解于铬明矾母液后，在搅拌下缓慢加入木屑进行还原。反应温度控制不超过80℃，反应结束后，静置缓慢结晶，经离心分离母液后，把结晶用少量冷水洗涤，再经低温干燥，制得硫酸铬钾成品。其2K2Cr2O7+8H2SO4+40H2O+3C→本品+3CO2↑
母液和洗液返回反应器，用以溶解重铬酸钾。

海关

海关编码	2833292000