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
Diphenhydramine-d6 Hydrochloride (100 μg/mL in Methanol)
1189986-72-8
Desoxypipradrol (1mg/mL in Methanol)
519-74-4
Caffeine (1 mg/mL in Methanol)
58-08-2
Benzofuran-d4 (1mg/mL In Dichloromethane)
1571080-49-3
10ml
5-Methyl Chrysene-d3 (1mg/mL In Dichloromethane)
Secbutabarbital-d5 (100μg/mL in Methanol)
1215565-64-2
4-(Methylnitrosamino)-1-(3-pyridyl)-1-butanone (1.0 mg/mL in Acetonitrile)
64091-91-4
Olanzapine ( 1.0 mg/mL in Acetonitrile)
132539-06-1
4-(Methylnitrosamino)-1-(3-pyridyl)-1-butanone (1.0 mg/mL in Methanol)
64091-91-4
trans-3'-Hydroxy Cotinine (1.0 mg/mL in Methanol)
34834-67-8
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