| 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 % |
辛菌胺单一异构体
编号:1ST21341 CAS号:57413-95-3 规格:10mg 浓度:99.6%
水中N-ε-羧乙基-L-赖氨酸溶液
编号:1ST160848-100W CAS号:5746-03-2 规格:1mL 浓度:100μg/mL
铅矿
编号:VS 2038-81 规格:100 g 浓度:3组分
定制混标39 标准品
编号:CDGG-132939-03-1ml 规格:100mg/L于正己烷,1 mL
定制混标57 标准品
编号:CDGG-132957-03-1ml 规格:100mg/L于正己烷,1 mL
定制混标35标准品
编号:CDGG-132935-03-1ml 规格:100mg/L于正己烷,1 mL