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
N-Ethyl-N-(2-hydroxyethyl)perfluorooctylsulphonamide-d9 (50μg/mL in Methanol)
1265205-96-6
N-Ethyl-N-(2-hydroxyethyl)perfluorooctylsulphonamide (50μg/mL in Methanol)
1691-99-2
Sulfluramid-d5 (50ug/mL)
936109-40-9
2-Bromo-4'-methylpropiophenone (1mg/mL in Acetonitrile)
1451-82-7
5-Methylfurfural in 1mg/L in Acetonitrile
620-02-0
Imipramine Hydrochloride (1.0 mg/mL in Methanol)
113-52-0
Desipramine Hydrochloride (1.0 mg/mL in Methanol)
58-28-6
Amitriptyline Hydrochloride (1.0 mg/mL in Methanol)
549-18-8
Sertraline Hydrochloride (1.0 mg/mL in Methanol)
79559-97-0
N-Nitrosodimethylamine (5.0 mg/mL in Methanol)
62-75-9
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