计量院标准物质-中国计量院标准物质→【埃尔文】

一级标准物质
标准样品
质控品
计量院标准物质
环保部标准物质
农残标准物质
铁标准物质
冶金标样
土壤标准物质
中检院标准物质

8-Hydroxy-1H,2H,3H,4H-cyclopenta[c]chromen-4-one

131526-88-0 100mg
7-Hydroxy-4-oxo-8-propyl-4h-chromene-2-carboxylic Acid

105212-09-7 100mg
4-Hydroxycyclohexanecarboxylic Acid

17419-81-7 500mg
2-Hydroxy-cyclopentanecarboxylic Acid Methyl Ester

90085-05-5 50mg
4-(2-(4-Hydroxyisopropyl-1,2,3-triazol-1-yl)ethoxy)phenylboronic acid pinacol ester

957035-00-6 25mg
(S)-3-Hydroxypyrrolidin-2-one

34368-52-0 5g
N-Hydroxysuccinimidyl-2,3-diphenylquinoxaline-6-carboxylate

887406-55-5 250mg
2-Hydroxysuccinic Acid Methyl Ester

140235-34-3 1g
cis-Hydroxy Solifenacin N-Oxide(Mixture of Diastereomers)

5mg
6'-Hydroxy Secophenol

2168-61-8 10mg

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