WebPhosphorous acid 98.5% Phosphorous acid Product description: Phosphorous acid fertilizer/industry grade INQUIRY Product Description Model Number: HMHT0040 Other … WebPhosphorous acid has b reducibility and can easily reduce Ag+ to metal silver. It can also reduce sulfuric acid to sulfur dioxide. It is corrosive and has b hygroscopicity Specification Items/Lot#: specification Assay: 98.5% min. Fe: 50ppm max Arsenic 10ppm max Phosphate (PO4): 0.6% max. Chloride (Cl): 0.01% max. Sulphate (SO4): 0.008% max.
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