砷酸氢二钠

密度：

1.752

熔点：

86.3ºC

存储条件/存储方法：

库房通风低温干燥,与碱、酸类、食品添加剂分开存放

稳定性相关：

1.稳定性^[10]  稳定

2.禁配物^[11]  强氧化剂、强酸

3.避免接触的条件^[12]  受热

4.聚合危害^[13]  不聚合

5.分解产物^[14]  氧化砷、氧化钠

其它信息：

1.性状：白色或灰白色粉末^[1]

2.熔点（℃）：86^[2]

3.沸点（℃）：150（分解）^[3]

4.相对密度（水=1）：1.752^[4]

5.溶解性：溶于水、甘油，不溶于乙醚，微溶于乙醇。^[5]

包装等级：

II

风险类别：

6.1(a)

海关代码：

2842909017

CHEMICAL IDENTIFICATION

RTECS NUMBER :

CG0875000

CHEMICAL NAME :

Arsenic acid, disodium salt

CAS REGISTRY NUMBER :

7778-43-0

LAST UPDATED :

199712

DATA ITEMS CITED :

48

MOLECULAR FORMULA :

As-H-O4.2Na

MOLECULAR WEIGHT :

185.91

WISWESSER LINE NOTATION :

NA2 AS-O3-Q

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :

LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :

Intraperitoneal

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

34720 ug/kg

TOXIC EFFECTS :

Behavioral - muscle contraction or spasticity Lungs, Thorax, or Respiration - cyanosis Lungs, Thorax, or Respiration - other changes

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

450 mg/kg/90D-C

TOXIC EFFECTS :

Brain and Coverings - other degenerative changes Biochemical - Metabolism (Intermediary) - amino acids (including renal excretion) Biochemical - Neurotransmitters or modulators (putative) - catecholamine levels in CNS

TYPE OF TEST :

Specific locus test

TYPE OF TEST :

Specific locus test

TYPE OF TEST :

DNA inhibition

TYPE OF TEST :

Mutation test systems - not otherwise specified

MUTATION DATA

TYPE OF TEST :

Sister chromatid exchange

TEST SYSTEM :

Rodent - hamster Ovary

REFERENCE :

ENMUDM Environmental Mutagenesis. (New York, NY) V.1-9, 1979-87. For publisher information, see EMMUEG. Volume(issue)/page/year: 4,493,1982 *** REVIEWS *** ACGIH TLV-TWA 0.01 mg(As)/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-Confirmed 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 *** U.S. STANDARDS AND REGULATIONS *** MSHA STANDARD-air:TWA 0.5 mg(As)/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: 3,16,1971 OSHA-cancer hazard CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1910.1018,1987 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-ARAB Republic of Egypt:TWA 0.2 mg(As)/m3 JAN 1993 OEL-AUSTRALIA:TWA 0.05 mg(As)/m3;Carcinogen JAN 1993 OEL-BELGIUM:TWA 0.2 mg(As)/m3 JAN 1993 OEL-DENMARK:TWA 0.05 mg(As)/m3 JAN 1993 OEL-FINLAND;Carcinogen JAN 1993 OEL-FRANCE:TWA 0.2 mg(As)/m3 JAN 1993 OEL-HUNGARY:STEL 0.5 mg(As)/m3;Carcinogen JAN 1993 OEL-INDIA:TWA 0.2 mg(As)/m3 JAN 1993 OEL-THE PHILIPPINES:TWA 0.5 mg(As)/m3 JAN 1993 OEL-POLAND:TWA 0.3 mg(As)/m3 JAN 1993 OEL-SWEDEN:TWA 0.03 mg(As)/m3;Carcinogen JAN 1993 OEL-SWITZERLAND:TWA 0.1 mg(As)/m3;Carcinogen JAN 1993 OEL-THAILAND:TWA 0.5 mg(As)/m3 JAN 1993 OEL-TURKEY:TWA 0.5 mg(As)/m3 JAN 1993 OEL-UNITED KINGDOM:TWA 0.2 mg(As)/m3 JAN 1993 OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH RECOMMENDED EXPOSURE LEVEL (REL) : NIOSH REL TO ARSENIC, INORGANIC-air:CA CL 0.002 mg(As)/m3/15M REFERENCE : NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of Health, Education, and Welfare, Reports and Memoranda. Volume(issue)/page/year: DHHS #92-100,1992

毒理学数据：

1.急性毒性  暂无资料

2.刺激性  暂无资料

3.致突变性^[6]  特异位点试验：果蝇经口100μmol/L。性染色体缺失和不分离：果蝇经口2μmol/L。DNA抑制：人Hela细胞5μmol/L（1h）

4.致癌性^[7]  IARC致癌性评论：IARC将砷及其无机化合物列为G1，确认人类致癌物。

5.其他^[8]  LDLo：20mg/kg（大鼠静脉内）

生态数据：

1.生态毒性  暂无资料

2.生物降解性  暂无资料

3.非生物降解性  暂无资料

4.其他有害作用^[9]  该物质对环境有危害，应注意对水环境和蓄水层的污染。在对人类重要食物链中，特别是在植物中发生生物蓄积。