碱性/中性萃取物,0.1 mg/mL 二氯甲烷溶液, Base/Neutral Extractables,0.1 mg/mL in Dichloromethane

标准品, trans-Permethrin,100 μg/mL in Acetonitrile

标准品, Mercury AA Standard,1000 μg/mL in 10% Nitric acid

标准品, 2,2,3,3,3-Pentafluoropropionic acid,100 μg/mL in Methanol

定制6种异氰酸酯混标@1000 μg/mL in Ethyl acetate(GB31604.45-2016), Custom Isocyanate Standard @ 1000 μg/mL in Ethyl acetate

乙腈中24种农残混标(组4-符合GB23200.121), Custom Pesticide Standard，100 μg/mL in Acetonitrile

35种农残混标,100μg/mL溶于乙腈(烟草检测领域), Custom Pesticide Standard,100 μg/mL in Acetonitrile

标准品, Custom ICP Standard @ 100 μg/mL in 95% water 5% Nitric acid

标准品, Custom SVOC Standard,100 μg/mL,Methylene chloride-100%

标准品, Custom Pesticide Standard @ 100 μg/mL in Methanol