TitleProduct

Hypophosphorous Acid (HPA), 50% 80% Orthophosphoric Acid Hypo Phosphorous Acid

  • Price:

    Negotiable

  • minimum:

  • Total supply:

  • Delivery term:

    The date of payment from buyers deliver within days

  • seat:

    Hubei

  • Validity to:

    Long-term effective

  • Last update:

    2017-12-18 01:56

  • Browse the number:

    59

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Company Profile

Hongkong Baijin International Trading Co., Ltd.

By certification [File Integrity]

Contact:Mr. Wang(Mr.)  

Email:

Telephone:

Area:Hubei

Address:Hubei

Website: http://hkbaijin.oesnetwork.com/

Product Details

Product Identification
Cas No. 6303-21-5
Einecs No. 228-601-5
Formula h3po2
Mol Wt. 65.99
h.s. Code 2811.19
Toxicity Oral Rat Ld50: >90 Ml/Kg
Synonyms Phosphinic Acid; Acide Phosphinique (French);
Phosphinsäure (German); Ácido Fosfínico (Spanish);
Physical And Chemical Properties
Physical State Clear To Yellowish Liquid
Melting Point -25 c (Pure h3po2
Boiling Point 108 c (Decomposes)
Specific Gravity 1.274
Solubility In Water Miscible
Nfpa Ratings Health: 3 Flammability: 2 Reactivity: 2
Flash Point None
Stability Stable Under Ordinary Conditions.
Applications
Hypophosphorous Acid Is The Phosphorus Oxo Acid Or Hydroxy Phosphine Oxide, With Monobasic Character. The Term Phosphinic Acid Is For The Descriptive Presentation Of Derivatives Or Salts Which Hydrogen Atoms Bound To Phosphorus Are Replaced By Organic Groups, Called Phosphinates. The Term Hypophosphite Is Also Used For Any Salt, Ester Or Anion Derived From The Name Of Hypophosphorous Acid. Hypophosphorous Acid Is a Low-Melting Point Compound Soluble In Water. It Is a Powerful Reducing Agent. Hypophosphorous Acid And Its Sodium Salt (Sodium Hypophosphite) Are Used As Powerful Reducing Agents In Various Field. (Hypophosphorous Acid Has An Advantage Of Easy Implementation In Solution.) They Are Used In:
-1).Pharmaceutic Aid As Antioxidant
-2).Retrieval Of Non-Ferrous
-3).Ingredient Of Electroless Plating Solutions.
-4).Water Treatment Agent
-5).Meat Preservative.
-6).Prevent The Discoloration Of Polymers
-7).Production Of Chemicals
Sales Specification
50% Grade
Appearance Clear To Yellowish Liquid
h3po2 50% Min
h3po3 1.0% Max
So4 0.01% Max
Cl 0.05% Max
Fe 0.005% Max
Transportation
Packing 30kgs , 100kgs In Drum
Hazard Class 8 (Packing Group: Ii)
Un No. 3264
Other Information
Hazard Symbols: c, Risk Phrases: 34, Safety Phrases: 26


 
Items Specifications Test Results
H3PO2 % ≥ 50 50.14
H3PO3 % ≤ 0.5 0.23
Cl % ≤  0.015 0.011
Fe % ≤  0.001 0.0005
Arsenic  % ≤ 0.0001 0.00005
Lead(Pb) % ≤ 0.0001 0.00005
Antimony(Sb) % ≤ 0.0001 0.00004
color (APHA) % ≤ 30 11
density 1.219-1.225 1.22
app. colorless linquid
Appearance Colorless liquid