一级标准物质-二级标准物质→【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

2-Methyl-1-methylhydroxy Propafenone Hydrochloride

25mg
Methyl 3-Hydroxyphenylacetate

42058-59-3 5 g
Methyl 3-Hydroxyindole-2-carboxylate

31827-04-0 500mg
S-(1-Methyl-2-hydroxyethyl)glutathione(Mixture of Diastereomers)

1356019-76-5 10mg
7-(1-Methyl-2-hydroxyethyl)guanine

1346603-33-5 25mg
Methyl 5-Hydroxy-2-benzimidazolecarbamate-d3

5mg
6α-Methyl Hydrocortisone 21-Hemisuccinate-d4 (major)

5mg
Methyl 5-Hexynoate

77758-51-1 1g
Methylhesperidin (~90%)Discontinued, see M312097

11013-97-1 1 g
2-(((3-Methylheptan-2-yl)oxy)carbonyl)benzoic Acid(Phthalate Monoester)

1g

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