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Basic Chromium Sulphate
Basic Chromium Sulphate
FOB Price 1050 USD / Metric Ton
MOQ
1 Metric Ton
Port
tianjin
Lead Time
7-10days
Japan
Main Products : chrome oxide green
ECO-INDUSTRIAL PARK MINLE COUNTRY ZHANGYE CITY, GANSU PROVICE
Basic Chromium Sulphate Details
Brand Name
Jinshi
Model Number
A
Place of Origin
China
Supply Type
producer
Condition
New
Color
greenpowder
CAS No.
39380784
Purity
25
Basic Chromium Sulphate Introduce

碱式硫酸铬的主要生产方法是有机物还原法和二氧化硫还原法。用硫酸氢钠溶液(40~42°Be)或硫酸酸化重铬酸钠母液在衬铅或衬玻璃的反应器中搅拌后,在搅拌下缓慢加入蔗糖还原剂还原六价铬。反应结束时,溶液保持沸腾,有利于反应完全。反应产物为糖浆粘稠液体,加水调节溶液浓度至40~42°Be,自然冷却后,在冷却结晶器中冷冻至10℃以下,使部分硫酸钠成为海市蜃楼结晶,离心分离后,液态碱式硫酸铬产品,然后浓缩干燥,固态碱式硫酸铬产品

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