High quality water soluble potassium dihydrogen phosphate

Potassium dihydrogen phosphate (MKP) Monopotassium phosphate Molecular formula: KH2PO4 Molecular weight: 136.09 Properties: colorless tetragonal crystal or white crystalline powder. The relative density of 2.338. Melting point 252.6 ℃. Dissolved in water (at 90 ℃ was 83.5g / 100ml water), acidic aqueous solution, pH 1% solution of potassium dihydrogen phosphate is 4.6. Insoluble in alcohol. Deliquescence. Melts when heated to 400 ℃ made transparent liquid, solidified after cooling to potassium metaphosphate glass opaque. Specifications: as customer's special requirements, our company can make appropriate adjustments to the product structure. No. Specifications Industrial Grade Food Grade 1 Main contents (as KH2PO4 dollars)% ≥ 99. 0 99. 0 2 phosphorus pentoxide (P2O5)% ≥ 51.2 51.2 3 potassium oxide (K2O)% ≥ 34.0 34.0 4 PH value (1 % aqueous solution) 4.3 to 4.7 4.3 to 4.7 5 water (H2O)% ≤ 0.2 0.2 6 Water insoluble% ≤ 0.1 0.1 7 heavy metals (Pb)% ≤ - 0.0005 8 arsenic (As)% ≤ - 0.0003 9 fluoride (as F)% ≤ - 0.001 purposes: for industrial buffers, culture and manufacturing in metaphosphates; food grade as a food additive used drugs and improved baking powder, can be used as fertilizer, feed additives, food additives, pH adjusting agents, bacteria and other media. In agriculture for efficient phosphorus and potassium fertilizer, the total nutrient K2O + P2O5) was 86%, the basic raw material for the preparation of N, P, K compound fertilizer. Packaging: plastic woven. Net weight 25 / 50KG