| 分子式 | |
| 其他事项 | 4.120074 Sodium chlorideACS-ISONaCl M.=58.44CAS No. 7647-14-5 Minimum assay (Arg.) 99.5 %pH of 5% solution 5.0 - 8.0 MAXIMUM LIMIT OF IMPURITIES Insol. matter in H2O 0.005 % Loss on drying at 105°C 0.2 %Nitrogen compounds (as N) 0.001 %Hexacyanoferrate(II) and (III) [Fe(CN)6] 0.0001 %Chlorate and nitrate (as NO3) 0.003 %Heavy metals (as Pb) 0.0005 %Bromide (Br) 0.01 % Sulphate (SO4) 0.001 %Phosphate (PO4) 0.0005 % Iodide (I) 0.002 %As 0.00004 % K 0.005 %Ba 0.0005 % Mg 0.001 %Ca 0.002 % Ni 0.0005 %Cu 0.0002 % Pb 0.0002 %Fe 0.0002 % |
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