• 溴化锂 [7550-35-8]

  • 英文名:thium bromide
  • 别名:无水溴化锂
  • CAS号:7550-35-8 分子式:BRLI 分子量:86.85
P108866-500g 溴化锂 [7550-35-8] AR99% 500g 341.00 促销价:214.83
P108865-100g 溴化锂 [7550-35-8] AR99% 100g 108.00 促销价:68.04
P108864-25g 溴化锂 [7550-35-8] AR99% 25g 65.00 促销价:40.95
P108869-500g 溴化锂 [7550-35-8] GR 500g 381.00 促销价:240.03
P108866-25g 溴化锂 [7550-35-8] SP 25g 181.00 促销价:114.03
订货编号 商品名称 规格 包装 单价 促销价 会员价 数量
P108866-500g 溴化锂 [7550-35-8] AR99% 500g 341.00 214.83 登录可见
P108866-500g 溴化锂 [7550-35-8] AR99% 500g 341.00 促销价:214.83
P108865-100g 溴化锂 [7550-35-8] AR99% 100g 108.00 68.04 登录可见
P108865-100g 溴化锂 [7550-35-8] AR99% 100g 108.00 促销价:68.04
P108864-25g 溴化锂 [7550-35-8] AR99% 25g 65.00 40.95 登录可见
P108864-25g 溴化锂 [7550-35-8] AR99% 25g 65.00 促销价:40.95
P108869-500g 溴化锂 [7550-35-8] GR 500g 381.00 240.03 登录可见
P108869-500g 溴化锂 [7550-35-8] GR 500g 381.00 促销价:240.03
P108866-25g 溴化锂 [7550-35-8] SP 25g 181.00 114.03 登录可见
P108866-25g 溴化锂 [7550-35-8] SP 25g 181.00 促销价:114.03
  •  订货编号
  •  商品名称
  •  规格
  •  包装
  •  单价
  •  促销价
  •  会员价
  •  数量

化学性质

无色的呈粒状的结晶物,性质稳定,在大气中不会分解挥发和变质,无毒(有镇静作剧),对皮肤无刺激作用。易潮解,有微苦味。能溶于甲醇、乙醇、戊醇、甘油、乙二醇、丙酮、乙醚、许多有机酸、酯类等有机溶剂,不溶于液溴中,不能形成多溴化物。具有很强的吸水性,并极易溶于水 熔点547℃,沸点1265℃,相对密度3.46425,折光率1.784。

质量标准

  

项目                                    化学纯    
                                        (CP)
钡                                      ≤0.03%  
澄清度试验                              合格  
含量                                    ≥95.0%  
碱度(以OH-计)/(mmol/100g)             ≤2.1  
硫酸盐                                  ≤0.05%  
氯化物                                  ≤1.0%  
水不溶物                                ≤0.03%  
酸度                                    合格  
铁                                      ≤0.002%  
硝酸盐                                  ≤0.005%  
重金属                                  ≤0.003%  
 
99%:
 
外观Appearance                          White Powder
X-Ray Diffraction                       Conforms to Structure
溴Br(Titration by AgNO3)                91.1- 92.9 %
纯度Purity                              ≥99.0% (dried material, AT)
干燥损失loss on drying, 400 °C         ≤0.5%
氯chloride (Cl-):                       ≤500 ppm
硫酸根sulfate (SO42-):                  ≤50 ppm
  Ba:                                   ≤10 ppm
  Ca:                                   ≤10 ppm
  Cd:                                   ≤5 ppm
  Co:                                   ≤5 ppm
  Cr:                                   ≤5 ppm
  Cu:                                   ≤5 ppm
  Fe:                                   ≤5 ppm
  K:                                    ≤50 ppm
  Mg:                                   ≤5 ppm
  Mn:                                   ≤5 ppm
  Na:                                   ≤50 ppm
  Ni:                                   ≤5 ppm
  Pb:                                   ≤5 ppm
  Zn:                                   ≤5 ppm
 
99.9% metals basis:
 
 
外观Appearance                          White Powder or Beads
X-射线衍射分析X-Ray Diffraction         Conforms to Structure
纯度Purity                              ≥99.9% Based on Trace Metals Impurities of ICP
Melting point by DSC:                   ~450 Deg C Conforms
ICP:                                    Confirms Lithium Component Confirmed
痕量金属分析total metallic impurities   ≤1000ppm by ICP Atomic emission
(Al、B、Ba、Ca、Cs、Cu、Fe、K、Mg、Na、Ni、Pb、Si、Sr、Ti、Zn)
 
 
 
99.99% metals basis:
 
 
外观Appearance                          White Powder/Chunks
X-射线衍射分析X-Ray Diffraction         Conforms to Structure
纯度Purity                              ≥99.99% Based on Trace Metals Impurities of ICP
ICP:                                    Confirms Lithium Component Confirmed
% Br(Titration by AgNO3)                91.0 - 93.0 %
痕量金属分析total metallic impurities   ≤200ppm by ICP Atomic emission
(K、Cs、Mg、Ca、Ag、Ba、Zn、Cd、Al、Mo)
 
Q/(HG)SJ 289-91
项目Item                                       分析纯 化学纯
                                                 (AR)  (CP)
含量(LiF)Assay,%                               ≥ 99%    98.5
水溶液反应Solution reaction                       合格    合格
氯化物(Cl)Chloride,%                           ≤ 0.002   0.01
硫酸盐(SO4)Sulfate,%                           ≤ 0.01    0.02
铁(Fe)Iron,%                                   ≤ 0.002   0.003
重金属(以Pb计)Heavy metals,%                   ≤ 0.001   0.002
二氧化硅(SiO2)Silicon dioxide,%               ≤ 0.01    0.02
 
 
99.9% metals basis:
 
 
外观Appearance                          White Powder/Chunks
X-射线衍射分析X-Ray Diffraction         Conforms to Structure
纯度Purity                              ≥99.9% Based on Trace Metals Impurities of ICP
ICP:                                    Confirms Lithium Component Confirmed
痕量金属分析total metallic impurities   ≤1000ppm by ICP Atomic emission
(Na、Ni、Cs、Mg、Ca、Sr、Ba、Ti、Zr、Al、Ga、Nb、In、Tl、Cr、Sn、W、Er、As、Sb、Fe、Eu)
 
 
99.99% metals basis:
 
 
外观Appearance                          White Powder/Chunks
X-射线衍射分析X-Ray Diffraction         Conforms to Structure
纯度Purity                              ≥99.99% Based on Trace Metals Impurities of ICP
ICP:                                    Confirms Lithium Component Confirmed
痕量金属分析total metallic impurities   ≤100ppm by ICP Atomic emission
(Na、Ni、Cs、Mg、Ca、Sr、Ba、Ti、Zr、Al、Ga、Nb、In、Tl、Cr、Sn、W、Er、As、Sb、Fe、Eu)

  

危险性质

WGK Germany  2
RTECS号 OJ5755000
F  3
危险品标志  Xn,Xi,F+
危险类别码  22-36/37-12-36/37/38
安全说明  26

  

用途及存储

用途  用作水蒸气吸收剂、空气温度调节剂、吸收式制冷剂、氯化氢脱除剂、镇静剂及用于照相、电池等
用途  是一种高效的水蒸气吸收剂和空气湿度调节剂。54%~55%浓度的溴化锂可用作吸收式制冷剂。在有机化学中用作氯化氢脱除剂,有机纤维(如羊毛、头发等)膨松剂。医药上用作催眠剂和镇静剂。此外,还用于感光工业、分析化学以及某些高能电池中的电解质和化学试剂。
用途  54%~55%溴化锂溶液作吸收制冷剂,用于大规模制冷系统
用途  用于制药工业、照相业

  密封干燥保存。