Zinc Dihydrogen phosphate
Product Name: Zinc Dihydrogen phosphate
CAS No.: 13598-37-3 (Anhydrous); 14485-28-0 (Dihydrate)
Molecular Formula: Zn (H2PO4)2; Zn (H2PO4)2·2H2O
Standarad: HG/T 2833-2009
Package: 25Kg, 50Kg bag, 1000Kg bag or according to customers’ demand.
Application:
Used in anticorrosion treatment of electroplating industry (better than manganese dihydrogen phosphate), also used as phophorizing agent in metal-surface treatment, colorizing agent in ceramic industry and as clarificant in glass industry.
Specification
|
Item |
Specification | |
|
Appearance |
White crystal | |
|
Phosphoric acid & phosphate (as P2O5) ≥ w/% |
47.5 |
50 |
|
Zinc (as Zn) ≥ w/% |
20.5 | |
|
Free acid (as H3PO4) ≤ w/% |
3.0 | |
|
Sulphate (as SO4) ≤ w/% |
0.01 | |
|
Lead (as Pb4) ≤ w/% |
0.01 | |
|
Asenic (as As) ≤ w/% |
0.005 | |