12179-04-3

• 常用中文名：四硼酸钠(五水)
• 常用英文名：Sodium tetraborate pentahydrate
• CAS号：12179-04-3
• 分子式：B₄H₁₀Na₂O₁₂
• 分子量：291.296
• 相关类别： 原料药 人工合成抗感染类药 消毒防腐药
• 发布时间：2018-03-28 08:00:00
• 更新时间：2025-08-26 01:37:24

名称

• 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

物化性质

• 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

毒性和生态

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)

安全

• 海关编码: 2840190000

海关

海关编码	2840190000