| 分子式 | |
| 其他事项 | 4.120058Citric Acid anhydrousACSC6H8O7 M.=192.12CAS No. 77-92-9 Minimum assay (Acidimetric.) 99.5%Suitability for IR Spectrometry p/t.MAXIMUM LIMIT OF IMPURITIESWater 0.5%Insoluble matter in H2O 0.005%Darkened substances by H2SO4 p/t.Residue on ignition (as SO4) 0.02%Chloride (Cl) 0.001%Sulphur compounds (as SO4) 0.002%Phosphate (PO4) 0.001%Oxalate (C2O4) 0.05%Heavy metals (as Pb) 0.0005%As 0.00001% Fe 0.0003%Ba 0.001% Mg 0.0005%Ca 0.0025% Ni 0.0002%Cu 0.00005% Pb 0.0002% |
丙环唑
编号:1ST21171 CAS号:60207-90-1 规格:10mg 浓度:纯品
十一烷酸甘油三酯C110
编号:CDAA-256304-1g CAS号:13552-80-2 规格:1g 浓度:99%
消螨酚
编号:ACHE-N-10331-100MG(F2468) 规格:100MG
铅矿
编号:VS 2038-81 规格:100 g 浓度:3组分
定制混标52 标准品
编号:CDGG-132952-03-1ml 规格:100mg/L于正己烷,1 mL
定制混标10 标准品
编号:CDGG-132910-01-1ml 规格:1000mg/L于乙腈,1 mL