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12179-04-3生产厂家

12179-04-3价格

12179-04-3

12179-04-3结构式
12179-04-3结构式

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中文名 五水硼砂
英文名 decasodium,tetraborate,pentahydrate
中文别名 硼砂五水合物
四硼酸钠(五水)
硼砂
英文别名 Neobor
Boric acid (H2B4O7), disodium salt, pentahydrate
disodium [oxido(oxoboranyloxy)boranyl]oxy-oxoboranyloxy-borinate pentahydrate
Boron sodium oxide (B4Na2O7), pentahydrate
Boron sodium oxide(B4Na2O7),pentahydrate
Etibor 48
Boric acid(H2B4O7),disodium salt,pentahydrate
Sodium borate(Na2B4O5(OH)4) trihydrate
UNII-SG2N20S03U
密度 1.815
熔点 75℃
分子式 B4H10Na2O12
分子量 291.296
精确质量 292.033997
PSA 138.42000
外观性状 白色无气味的晶体或自由流动粉末
储存条件 室温

CHEMICAL IDENTIFICATION

RTECS NUMBER :
VZ2540000
CHEMICAL NAME :
Sodium borate, pentahydrate
CAS REGISTRY NUMBER :
12179-04-3
LAST UPDATED :
199712
DATA ITEMS CITED :
12
MOLECULAR FORMULA :
B4-O7.2Na.5H2-O
MOLECULAR WEIGHT :
360.29

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration into the eye
SPECIES OBSERVED :
Rodent - rabbit
REFERENCE :
NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0536624 *** REVIEWS *** ACGIH TLV-TWA 1 mg/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 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-AUSTRALIA:TWA 1 mg/m3 JAN 1993 OEL-BELGIUM:TWA 1 mg/m3 JAN 1993 OEL-DENMARK:TWA 1 mg/m3 JAN 1993 OEL-FRANCE:TWA 1 mg/m3 JAN 1993 OEL-THE NETHERLANDS:TWA 1 mg/m3 JAN 1993 OEL-SWITZERLAND:TWA 1 mg/m3 JAN 1993 OEL-UNITED KINGDOM:TWA 1 mg/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 OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X9788 No. of Facilities: 499 (estimated) No. of Industries: 8 No. of Occupations: 4 No. of Employees: 8315 (estimated) No. of Female Employees: 5763 (estimated)

海关编码 2840190000
海关编码 2840190000