Molecular Formula：
Cr2(SO4)3·6H2O

Molecular Weight：
500.27

Alias：
Chromium sulfate

Product order：

Name	Specifications	Packing	Price	Delivery
Chromic sulfate	電鍍級(jí)	1kg	RMB 85.8	Consulting service
Chromic sulfate	CP	25Kg	RMB 748	Consulting service
Chromic sulfate	CP	500g	RMB 52.8	Consulting service

Character：
綠色粉末或暗綠色片狀。本品除六合物外，尚含有多種不同結(jié)晶水，最多可達(dá)18分子結(jié)晶水。色澤由綠到紫不等含結(jié)晶水的可溶于水，其無(wú)水物則不溶。難溶于醇。
熔點(diǎn)：90oC

Quality Standard：
   
   項(xiàng)目Item                                     分析純   化學(xué)純
                                               (AR)   (CP)
含量[Cr2(SO4)3·6H2O]Assay,%                ≥ 99.0   98.0
水不溶物Insoluble matter in water,%         ≤ 0.01   0.02
氯化物(Cl)Chloride,%                        ≤ 0.005  0.01
鈉(Na)Sodium,%                              ≤ 0.05   0.1
鋁(Al)Aluminum,%                            ≤ 0.02   0.05
鉀(K)Potassium,%                            ≤ 0.05   0.01
鈣(Ca)Calcium,%                             ≤ 0.005  0.01
鐵(Fe)Iron,%                                ≤ 0.003  0.005

技術(shù)指標(biāo)                                   電鍍級(jí)
Cr2(SO4)3·6H2O,%                          ≥98.0
水不溶物Insoluble matter in water,%        ≤0.02
氯化物(Cl)Chloride,%                       ≤0.01
鋁(Al)Aluminum,%                           ≤0.05
鐵(Fe)Iron,%                               ≤0.01
鈣(Ca)Calcium,%                            ≤0.01
鈉(Na)Sodium,%                             ≤0.05
鉀(K)Potassium,%                           ≤0.05

Storage：
密封保存
用途  三價(jià)鉻鈍化、電鍍添加劑；用于制備含鉻催化劑，印染工業(yè)用作媒染劑，用于玻璃和陶瓷釉彩和腐蝕阻抑劑。