Wuhan Fengfan Chemical Co., Ltd.
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Hypophosphorous Acid

Product Category: Inorganic Acids
Sales Method: Export, Manufacture, Wholesale, OEM/ODM, Service
Payment Term: L/C
Min. Order Unit Price
Contact Info

.Justin Jung

Address: China (mainland) Hubei WUHAN CITY,17, Tian Men Dun Rd., Han Kou

Product Detail

Product Attribute:

  • China (mainland) More >
  • 02/15/2005
  • 01/01/2011

Product Content Description:

1. Hypophosphorous Acid:
. H3PO2
. CAS No. 6303-21-5
. EINECS No. 228-601-5
. Mol Wt. 65.99
. H.S. code 2811.19
. Toxicity Oral Rat LD50: > 90ml/kg
. Synonyms phosphinic acid
. Acide phosphinique (French)
. Phosphinsäure (German)
. Acido fosfínico (Spanish)
. Physical and chemical properties
. Physical states clear to yellowish liquid.
. Melting Point: -25°C (pure H3PO2)
. Boiling Point: 108°C (decomposes)
. Specific Gravity: 1.274
. Nfpa Ratings Health: 3
. Flammability: 2
. Reactivity: 2
. Flash Point: none
. Stability is stable under ordinary conditions.
. Solubility in water miscible
2. Applications:
. Hypophosphorous acid is a powerful reducing agent.
. Hypophosphorous acid has same applications with
sodium hypophosphite (formulation of pharmaceuticals,
discoloration of polymers, water treatment, retrieval
of precious or non-ferrous metals).
3. Sales Specification:
. 50% grade
. Appearance is clear to yellowish liquid.
. H3PO 250% min.
. H3PO 31.0% max.
. SO4 0.01% max.
. C l0.05% max.
. Fe 0.005% max.
. Transportation
. Packing: 25kgs, 100kgs in drum
. Hazard Class: 8 (packing group: II)
. UN No. 3264
4. Other Information:
. European Hazard Symbols: C
. Risk Phrases: 34
. Safety Phrases: 26

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