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

rac-5-Methylcotinine

1076198-50-9 25mg
Methyl 5-(tert-Butyldimethylsilyloxymethyl-2,6-diisopropyl-4-(4-fluorophenyl)-pyridine-3-

334933-44-7 250mg
N-Methylbutane-1,4-diamine, Dihydrochloride-13C, 15N

2mg
Methyl cis-(+/-)-3-{[(tert-butoxy)carbonyl]amino}cyclohexane-1-carboxylate

930596-35-3 250mg
N-Methyl-N-boc-aminopropan-3-ol

98642-44-5 500mg
Methyl 3-(4-Bromo-1H-pyrazol-1-yl)propanoate

1007517-46-5 100mg
[1-Methyl-5-bis(2’-hydroxyethyl)aminobenzimidazolyl-2]butanoic Acid Methyl Ester

1276499-54-7 25mg
5-(3-Methylbutyl)-2,4-dihydro-3H-pyrazol-3-one

1030419-95-4 50mg
2-(2-Methylnaphthalen-1-yl)phenyl Trifluoromethanesulfonate

10mg
Methyl 3-{[(tert-Butoxy)carbonyl]amino}-2-hydroxypropanoate

113525-87-4 50mg

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