| 分子式 | |
| 其他事项 | 4.120082Potassium dihydrogen phosphateACSKH2PO4 M.=136.09 CAS No. 7778-77-0Guarantee analysisAssay Acidimetric, dried substance ≥ 99.0%pH-value (5% in H2O) 4.2 ~ 4.5Chloride (Cl) ≤ 0.0005% Sulfate (SO4) ≤ 0.003%Total nitrogen (N) ≤ 0.001%Heavy metals (as Pb) ≤ 0.001%Metals by ICP [mg/Kg (ppm)]Ag ≤ 5 Cu ≤ 5 Sb ≤ 5Al ≤ 5 Fe ≤ 10 Se ≤ 5Au ≤ 5 Ga ≤ 5 Si ≤ 5B ≤ 5 Ge ≤ 5 Sr ≤ 5Ba ≤ 5 In ≤ 5 Ti ≤ 5Be ≤ 5 Mg ≤ 5 Tl ≤ 5Bi ≤ 5 Mn ≤ 5 V ≤ 5Ca ≤ 50 Mo ≤ 5 Zn ≤ 5Cd ≤ 5 Na ≤ 50 Zr ≤ 5Co ≤ 5 Ni ≤ 5 Cr ≤ 5 Pb ≤ 5 Loss on drying at 105℃ ≤ 0.2% |
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