Dark green powder. It is easy to dissolve in water and to deliquesce, with excellent hygroscopicity.
Usage:
It is mainly used in tanning of processing leather industry, or synthesis of other chromic combination tanning agent, production of chromic compound, as well as dyestuff and pigment industries.
Standard:
Items
Index
ⅠItem
ⅡItem
Content (Cr2 O3) %
24~26
21~23
Alkalinity %
32~34
38~42
iron（Fe） %≤
0.1
0.1
Water insoluble matter %≤
0.1
0.1
Packing:
Packed in plastic wearing bag and closed with composite plastic bag.
N.W.: 25kg or 50kg.
