Buy Hypophosphorous acid CAS 6303-21-5, an auxiliary for electroplating industry etc. from TNJ Chemical, China leading Hypophosphorous acid suppliers, factory & manufacturers. If you want to buy Hypophosphorous acid , please mail tosales@tnjchem.com
Hypophosphorous acid CAS 6303-21-5 is deliquescent crystals or colorless oil. Melting point: 26.5℃. The relative density (specific gravity): 1.439 (solid, 19℃).It is soluble in water, ethanol and ether, and it can be mixed in any proportion with water,ethanol,acetone. In the air, it easily deliquesce to syrupy liquid, and the aqueous solution is acidic.
Specification
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Solid
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Appearance
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white powder or crystal
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Purity (HPLC)
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≥99.0%
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Melting point
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156-161oC
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P
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≥14.0±0.5%
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Acid value
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522±4mgKOH/g
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Fe
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≤0.005%
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Chloride content
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≤0.01%
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Moisture
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≤0.5%
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Liquid
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Appearance
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colorless oil
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PPA
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115-117
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P2O5
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83.33-84.78
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As
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≤50
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Fe
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≤30
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Pb
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≤10
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Application
1.Widely used as reducing agent, Ag, Cu, Ni, Hg and other metals are reduced to the corresponding metal, for the verification of As, Nb, Ta and other reagents, it can be used for the preparation of Na, K, Ca, Mn, Fe and other types of hypophosphite.
2.It is strong reducing agent, it can be used in making sodium hypophosphite, calcium phosphate and other hypophosphite.
3.It is used to produce hypophosphite, sodium salts, manganese salts, iron salts are generally used as nourishing substances;
4.It can be used to prevent discoloration of phosphoric acid resin;
5.It is used as esterification catalyst, the refrigerant;
6.Hypophosphorous acid is used in medicine and as reducing agent, the determination of arsenic, tellurium and separation of tantalum, niobium and other reagents.
7.It is strong reducing agent, It can be used for the preparation of sodium hypophosphite, calcium phosphate and other hypophosphite.
8.It can be used for the plating bath. Pharmaceuticals. reducing agent. general reagents.
Packing
solid：25kg/drum,Liquid:200L/drum
China
