22种VOC混标,2000 μg/mL溶于甲醇, Custom VOC Standard @ 2000 μg/mL in PT Methanol

Fenaminosulf,100 μg/mL in Acetonitrile

氟吡呋喃？标准品,100 μg/mL 乙腈溶液, Flupyradifurone?Standard,100 μg/mL in Acetonitrile

甲醇�?种制冷剂混标(符合HJ 1194-2021), Custom Refrigerants Standard @ 100 μg/mL in Methanol

13种定制混�?溶于乙酸乙酯(EPA 525.2), Custom Pesticide Standard @ Varied Conc.in Ethyl acetate

14种组分苯胺类混标, Custom SVOC Standard @ 2000 μg/mL in Methylene chloride

4种金属ICP混标, Custom ICP Standard @ 1000 μg/mL in Water-95% Nitric acid-5% Hydrofluoric acid-tr