Fax: +86-20-22309808
Tel:+86-20-22302666
E_mail: dc@gzdiecheng.com mrpeng@gzdiecheng.com
Products
Molecular formula: NaH2PO2·H2O
Molecular Weight: 105.99
Properties:
Colorless crystal or pearl luster cystal or granular powder with strong hydroscopicity. Soluble in water, alcohol and glycerine, insoluble in ether, easily deliquescenece. Strong reducing agent that can restore silver, platinum, nickel and other metals. Decompose when heated to 200℃.
Uses:
Chemical plating agent, preservation and antimocrobial effect, food additive, industrial preservation, oilfield scale inhibitor, food industrial boiler water additive, catalyst, stabilizer, mechanical pulp bleacher, peroxide stabilizer, antioxidant, anti-bleaching agent, dispersant, textile finishing and pharmaceutical industry.
Spec.: HG/T3253-2000
|
Item
|
Index
|
|
Premium grade
|
|
|
Sodium monophosphate(NaH2PO2·H2O)含量,%≥
|
99.0
|
|
Sodium phosphite) content, %≤
|
0.5
|
|
Calcium (Ca) content,%≤
|
0.02
|
|
Ferrum (Fe)) content, %≤
|
0.0005
|
|
Sulfate(SO4) content, %≤
|
0.05
|
|
Chloride (Cl) content, %≤
|
0.03
|
|
pH-value (5% aqueous solution)
|
5.5-8.5
|
Packing: Kraft paper bag, net weight 25kg, lined with polyethylene bag.