五水硼砂

五水硼砂 基本信息
CAS号 12179-04-3 分子式 B4H10Na2O12
分子量 291.29600 精确质量  292.03400
PSA  138.42000 LogP  -2.42430

基本信息 展开↓

CAS号:
12179-04-3
分子式:
B4H10Na2O12
分子量:
291.29600
中文名称:
五水硼砂
英文名称:
decasodium,tetraborate,pentahydrate
中文别名:
五水硼砂;
硼砂五水合物
英文别名:
decasodium,tetraborate,pentahydrate;
Etibor 48;
Neobor;
Boric acid(H2B4O7),disodium salt,pentahydrate;
Boron sodium oxide(B4Na2O7),pentahydrate;
Sodium borate(Na2B4O5(OH)4) trihydrate
精确分子量/精确质量:
292.03400
极性分子表面积/PSA:
138.42000
油水分配系数/LogP:

LogP值指的是某物质在正辛醇/水两相体系中的分配系数的对数值,反映了物质在油水两相中的分配情况。其中、LogP值越大,说明该物质越亲油;反之,LogP值越小,则说明该物质越亲水。
InChI:
InChI=1/BHO3.2Na.5H2O/c2-1(3)4;;;;;;;/h2H;;;5*1H2/q-2;2*+1;;;;;

物化性质展开↓

外观与性状:
白色无气味的晶体或自由流动粉末
密度:
1.815

安全信息展开↓

海关代码:
2840190000

毒理性展开↓

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)
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