Hypophosphorous acid
Hypophosphorous acid 50% solution is typically used in the electroplating industry where it acts as a wetting, emulsifying and dispersing agent. It can also be used as an acidifying compound, chemical reducing agent, anti-oxidant or catalyst in electroless nickel plating. It can also be used in the manufacturing of a variety of products spanning from washing and cleaning chemicals, to fillers and putties, to welding and soldering products. It can act as processing aid as bleaching agent, decolourizing agent or colour stabilizer. Can it be used as a laboratory chemical as well? -Yes!
Details
Chemical Formula
H3PO2
REACH Registered by W&F
Yes
EC Number
228-601-5
CAS Number
6303-21-5
Industries
- Surface treatment & Coatings
- Industry chemicals
- Home & Personal care
Applications
- Electroless plating
- Electroplating
- Laboratory chemical
- Processing aid
- Intermediate
Specification
- Assay (gravimetry): min. 50.0%
- Phosphorous acid: ≤0.3%
- Iron (Fe): ≤5 ppm
- Chloride (Cl): ≤100 ppm
- Sulphate: ≤100 ppm
- Calcium (Ca): ≤100 ppm
- Copper (Cu): ≤1 ppm
- Arsenic (As): ≤1 ppm
- Lead (Pb): ≤1 ppm
- Antimony (Sb): ≤1 ppm
- APHA colour/Hazen: ≤30
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