一级标准物质-二级标准物质→【埃尔文】

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

(5α,16β,20S)-16-Hydroxypregn-2-ene-20-carboxylic Acid γ-Lacto

1239665-04-3 10mg
4-Hydroxy-2-trifluoromethylquinoline

1701-18-4 250mg
(R)-2-Hydroxy-2-phenylacetohydrazide

84049-61-6 500mg
[(1R,2R)-2-(Hydroxymethyl)cyclohexyl]methanol

25712-33-8 100mg
4-Hydroxyphenylacetone

770-39-8 500mg
3-Hydroxy-1-phenyl-1,2,4-triazole

4231-68-9 100mg
(4-Hydroxyphenyl)(4-(prop-2-yn-1-yloxy)phenyl)methanone

1208395-99-6 5mg
2-Hydroxy-3-methylcholanthrene

3308-64-3 2.5mg
3-Hydroxymethylcholanthrene trans-7,8-Dihydrodiol

2.5mg
4-Hydroxy-2-methylbenzenesulfonic Acid Hydrate

06/05/7134 100mg

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