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Hypophosphorous acid 50% - H3PO2 (CAS: 6303-21-5) Hypophosphorous acid 50% an ionic compound that can be synthesized by reacting boric acid Intermediates hydrofluoric acid Intermediates then adding additive hydroxide. The most general method to prepare hypophosphorous acid is by hydrolysis of dialkyl phosphonate to phosphonic acid with concentrated HCl solution. Hypophosphorous acid is used as a bleaching or decolorizing agent for plastics, synthetic fibres, and chemicals and also as a colour stabilizer and decolourizing agent in the manufacture of several plastics and chemicals. In electroplating it is used as a wetting, emulsifying or dispersing agent. The substance is used as an acidifying compound, chemical reducer, anti-oxidant, catalyst, in synthesis and electroless nickel plating and as a polishing agent. For price, specification and more information please contact us.
hypophosphorous acid CAS:6303-21-5 Appearance: colorless or slightly yellow liquid Solubility: miscible in water H3PO2 content: 50% min. H3PO3: 0.5% max. Na: 1.0% max. Fe: 0.005% max. Sulfate and chloride: 0.05% max. Application: used as reducing agent, analysis reagent etc. Package: 50kg or 250kg per plastic drum, or IBC drum
Formula : h3po2 H3po3 0.5%max Sulphate(so4) 0.01% max Iron(fe) 0.001%max Chlorine(cl) 0.02%max Usage: used in processes requiring a reducing agent, i.E.To minimize Color formation during organic reactions. Packing: pv barrel, 25kg or 225kg net each.
Supplier: Food grade phosphoric acid, polyphosphoric acid, phosphorus pentoxide, tetrakis hydroxymethyl phosphonium sulfate, hypophosphorous acid, sodium hypophosphite
Supplier: Citric acid, DCP, MCP, sodium cyclamate, potasium sorbate, sorbic acid, sodium benzoate, benzoic acid, HEDP, ATMP, PBTC, HPMA, phosphorous acid, hypophosphorous acid, polyphosphoric acid, zinc oxide, zinc chloride, sodium bromide, ammonium chloride
Bilirubin is extracted from bile of animals. It is very effective on relieving convulsion , allaying a fever , detoxifcation , decreasing blood pressure and promoting number of eosinophils in the blood . It is the basis of calculus bovis ariifactus and it also be used to make cosmetics , medicine , health products etc . Our bilirubin has past thin layer chromatography and liquid chromatography test by hubei entry & exit inspection and quarantine bureau technology centre . We can produce 40~50kg bilirubin every month , its purity is 95% -99%, and the structural stability is well, the purity doesn't reduce in more than one year . Molecular formula C33h36n4o6 Molecular weight 584.67204 Keyword 211-239-7 Appearance Orange to reddish-brown fine crystalline powder Solution(0.01 % in chloroform) Yellow, clear Loss on drying(two hours at 60 c, vacuum) Max. 1.8 % Azobilirubin absorptivity Min. 0.500 Bicarbonate extractables Max. 0.230
CAS No: 55566-30-8 Molecular Formula: [(CH2OH)4P]2SO4 Molecular Weight: 406.28 HS code: 2919900090 Appearance: Clear, colorless or light yellow liquid Specification: Assay, % 75 min Viscosity(25ípC ) MPA-S, 30.0-36.0 Specific Gravity(25C), 1.350-1.420 g/ml Fe % 0.002 pH value: 2.5-5.5 250KG net/ drum
Supplier: Pumps, sodium hypophosphite, hypophosphorous acid, thps, m-toluic acid, bilirubin
Supplier: Methane sulfonic acid, stannous methane sulfonate, hypophosphorous acid