| 分子式 | |
| 其他事项 | 4.120043Sodium hydroxidepellets, for analysis, ACS, ISONaOH M.=40.00CAS No. 1310-73-2 UN 1823 Minimum assay (Acidim.) 98.0%Maximum limit of impuritiesInsoluble matter in H2O 0.005%Chloride (Cl) 0.001% Nitrogen compounds (as N) 0.0005%Phosphate (PO4) 0.0005%Sulfate (SO4) 0.002%Silicate (SiO2) 0.001%Carbonate (as Na2CO3) 1.0% Heavy metals (as Pb) 0.0005%Al 0.0005% Hg 0.00001%As 0.00004% K 0.02%Ca 0.0005% Mg 0.0005%Cd 0.0005% Mn 0.0005%Co 0.0005% Ni 0.0005%Cu 0.0005% Pb 0.0005%Fe 0.0005% Zn 0.001% |
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