* Molecular formula: NaH2PO2H2O

* Molecular weight: 105. 99

* Character: White crystal, moisture-sensitive and deliquescent, dissolves in water and alcohol; abruptly decomposition happens if heating up over 200C and phosphine separated out. It is a formidable reducer which cause blast if mixed with oxidizer.

* Specification:

1) Active content %≥ 101. 0

2) NaH2PO3 %≤ 0. 2

3) SO4 %≤ 0. 004

4) Ca %≤ 0. 003

5) Fe %≤ 0. 0001

6) CI %≤ 0. 003

7) As %≤ 0. 0001

8) Pb %≤ 0. 0002

9) PH %≤ 6-8

* Application:

1) Additive for deli and industrial boiler water.

2) Activator and stabilizer in chemic reactivity.

3) Antioxidant, anti-discolored, dispersant; Textile protecting and medication industries.

* Storage: Keep cool, ventilated and hermetic.

* Packing: In woven kraft lined with PVC plastic bag,. Net weight 25Kg; In metal drum, net weight 50Kg.