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Chromic chloride

MDL:
--MFCD00149660
Molecular Formula:
CrCl3·6H2O
Molecular Weight:
266.44
Alias:
氯化铬 Chromium chloride
Product order:
Name Specifications Packing Price Delivery
Chromic chloride AR 500g RMB 71.5 Consulting service
Chromic chloride CP 500g RMB 52.8 Consulting service
Character:
蓝灰色斜方形、暗绿色或亮绿色三斜或单斜结晶,极易潮解,易溶于水,稀溶液呈紫色,浓溶液为绿色,0.2mol/L溶液的pH为2.4。能溶于醇,微溶于丙酮,几乎不溶于醚。
熔点:83℃
密度:1.76
Quality Standard:
   
   执行标准:HG3-935-81
项目Item                    分析纯   化学纯
                                       (AR)      (CP)
含量(CrCl3·6H2O)Assay,%            ≥ 99.0       98.0  
硫酸盐(SO4)Sulfate,%                  ≤ 0.02       0.05
水不溶物Insoluble,%                   ≤ 0.003      0.03                  
铵盐(NH4)Ammonium,%                   ≤ 0.02       0.05
钠(Na)Sodium,%                        ≤ 0.05       0.1
铝(Al)Aluminum,%                      ≤ 0.02       0.05
钾(K)Potassium,%                      ≤ 0.05       0.1
钙(Ca)Calcium,%                       ≤ 0.005      0.01
铁(Fe)Iron,%                          ≤ 0.003      0.01
Storage:
密封干燥保存。
用途  适用于作为各种含铬催化剂的原料。本产品也可用作媒染剂,含铬添加剂,三价铬电镀用铬试剂。还可作为生产其它铬盐和制造含铬颜料的原料。
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