1. ASSAY: 75% Min
2. ACTIVE PHOSPHOROUS: 11.0% MIN
3. APPEARANCE: COLOURLESS TO CLEAR LIGHT YELLOW LIQUID
4. SEPCIFIC GRAVITY AT 25DEG C: 1.38~1.41g/ml
5. VISCOSITY AT 20DEG C: 30~40CP(mPa.s)
6. PH: 3~4
Packing: In 250KG plastic drums
Specification
NaH2PO2 .H2O 102-103%
Na2HPO3 0.3% Max
Ca 10ppm Max
SO4 50ppm Max
Fe 1ppm Max
Cl 30ppm Max
Pb: 1ppm MAX
As 1ppm MAX
PH 6-8(In 5% aqueous solution)
Packing: In 25KG kraft paper bags inner coated with PE film ,inner lined with PP bags.