Product Name: Phosphorous Acid
CAS No.: 13598-36-2

Phosphorous acid is an intermediate in the preparation of other phosphorous compounds. It is a raw material to prepare phosphonates for water treatment such as iron and manganese control, scale inhibition and removal, corrosion control and chlorine stabilization.

Specifications:

98.5% Specification:
- Appearance: White crystal powder
- Assay: ≥98.5%
- Chloride: ≤0.01%
- Phosphate: ≤0.60%
- Sulphate: ≤0.008%
- Fe: ≤0.005%

99% Specification:
- Appearance: White crystal powder
- Assay: ≥99%
- Chloride: ≤0.01%
- Phosphate: ≤0.1%
- Sulphate: ≤0.006%
- Fe: ≤10 ppm
- As: ＜10 ppm
- Pb: ＜10 ppm
- Cd: ＜10 ppm
- Ni: ＜10 ppm
- Cr: ＜10 ppm

Applications:
- Intermediate for phosphorous compounds
- Raw material for water treatment chemicals (phosphonates)
- Iron and manganese control in water treatment
- Scale inhibition and removal
- Corrosion control
- Chlorine stabilization

Packaging: Available in various package sizes to meet customer requirements.

Storage: Store in a cool, dry place away from heat and moisture.