| 分子式 | |
| 其他事项 | 4.120095Ethylenediaminetetraacetic acid disodium salt dihydrate (Reag. Ph. Eur.) for analysis, ACSC10H14N2Na2O82 H2O M.=372.24CAS No. 6381-92-6Guarantee analysisAssay (Compl.) 99.0 ~ 101.0%Identity (IR) passes testpH of 5% solution 4.0 ~ 5.0 MAXIMUM LIMIT OF IMPURITIES Insoluble matter in H2O 0.005%Loss on drying at 150°C 8.7 ~ 11.4%Chloride (Cl) 0.005% Sulphate (SO4) 0.01%Nitrilotriacetic Acid [(CH2COOH)3N] 0.05%Heavy metals (as Pb) 0.001%As 0.0005% Cu 0.0001% Ni 0.0005%Ca 0.002% Fe 0.0005% Pb 0.0005% |
甲醇中对苯二亚甲基二樟脑磺酸标准物质
编号:BW902649-1000-A CAS号:90457-82-2 规格:1mL 浓度:1000μg/mL
二丙二醇甲醚检测标准品
编号:DGM-719556 CAS号:34590-94-8 规格:5mL 浓度:%
丙环唑
编号:1ST21171 CAS号:60207-90-1 规格:10mg 浓度:纯品
酪蛋白胨
编号:HB8271 规格:250g 浓度:BR
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%
1-辛烯
编号:ACHE-N-10087-1G(O-756) CAS号:111-66-0 规格:1G
无色中硼硅玻璃安瓿瓶
编号:1823342
硫代乙酰胺试液
编号:BWB2056-2016
硫代硫酸钠滴定溶液标准物质
编号:GBW(E)086350 CAS号:7772-98-7
对氨基苯磺酰胺的稀盐酸溶液
编号:BWB2061-2016 CAS号:63-74-1
重铬酸钾滴定溶液标准物质
编号:GBW(E)086347 CAS号:7778-50-9
水中硫酸根成分分析标准物质
编号:GBW(E)086173 CAS号:7778-80-5
购物车 (
消息(
