| 分子式 | |
| 其他事项 | 4.120084di-Sodium hydrogen phosphate ACSNa2HPO4 M.=141.96CAS No. 7558-79-4Guarantee analysisMinimum assay 99.0%pH of 5% solution 8.7 ~ 9.3Maximum limit of impuritiesLoss on dying at 105℃ 0.2%Insoluble matter in H2O 0.01%Chloride (Cl) 0.001%Nitrogen compounds (as N) 0.001%Sulfate (SO4) 0.005%Heavy metals (as Pb) 0.001%As 0.00005%Pyrophosphate (P2O7) 0.2%Metals by ICP [mg/Kg (ppm)]Al 5 Co 5 Ni 5Au 5 Cu 5 Pb 10B 5 Fe 10 Pt 5Ba 5 K 100 Sb 5Be 5 Mg 10 Se 5Ca 10 Mn 5 Si 5Cd 5 Mo 5 Sr 5Ti 5 Zn 5 |
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