甲醇中2种制冷剂混标(符合HJ 1194-2021), Custom Refrigerants Standard @ 100 μg/mL in Methanol

Tri-n-butyl-d27 Phosphate,1000 μg/mL in Acetone

三正丁基磷酸酯-d27,1000 μg/mL溶于丙酮(HJ 1189-2021)

17种VOC混标,2000 μg/mL溶于甲醇(GB 18581-2020、GB 18582-2020、GB 24409-2020、GB 30981-2020), Custom VOC Standard@2000 μg/mL in PT Methanol

定制 OP 农药标准品 2 @ 2000μg/ml 甲苯溶液, Custom OP Pesticide Standard 2 @ 2000μg/ml in Toluene

10种挥发性有机物混标,100 ug/mL溶于1,2-二氯乙烷, Custom VOC Standard @100 μg/mL in 1,2-Dichloroethane

18种金属ICP混标, Custom ICP Standard @ 1000 μg/mL in Water-95% Nitric acid-5% Hydrofluoric acid-tr