农残标准物质-农残检测试剂→【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'-Hydroxy-3'-methoxybiphenyl-3-carboxylic acid

1215205-80-3 250mg
4-Hydroxy-3,5-dimethoxybenzyl Alcohol

530-56-3 2.5g
4'-(Hydroxymethyl)biphenyl-3-carboxylic acid

773872-69-8 250mg
4-[Hydroxy(2-methylphenyl)methyl]benzonitrile

944517-45-7 250mg
2-Hydroxymethylpyridine-4-boronic acid pinacol ester

1314135-84-6 50mg
6-Hydroxy-N,N,N-trimethylhexan-1-aminium Bromide

118843-18-8 5g
(S)-3-Hydroxymethyl-pyrrolidine-1-carboxylic acid tert-butyl ester

199174-24-8 250mg
(R)-2-Hydroxy-4-methylpentanoic acid

20312-37-2 250mg
Choline Iodide

17773-10-3 50g
2-Hydroxy-5-(trifluoromethyl)pyridine

33252-63-0 10g

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