bis(2-Ethoxyethyl)phthalate

邻苯二甲酸双-2-乙氧基乙酯

邻苯二甲酸丁基环己酯, Butyl Cyclohexyl Phthalate (Tech Mix)

7种VOC混标(甲苯/邻间对二甲苯/对二氯苯/反1,2-二氯乙烯/1,2-二氯丙烷), JMHW Volatile Organic Solution B,2000 μg/mL in Methanol

质量控制标准, Quality Control Standard 21,100 μg/mL in 2-5% Nitric Acid, tr Hydrofluoric acid

KDWR VOC混标B, KDWR VOC Mix B,100 μg/mL in MeOH

卡尔费休法测定原油中的水份用标准品, Water content,60 μg/g in Anisole

卡尔费休法测定原油中的水份用标准品, Water content,100 μg/g in Anisole

性能检测标准品 方法200.7, Performance Check Std Method 200.7,Varied conc. in 2-5% Nitric Acid, tr Hydrofluoric acid

15组分碱/中性混标, Base/Neutral Mix 2,Varied conc. in Methanol

毒杀芬, Chlordane (0.02 mg/mL) &Toxaphene (0.20 mg/mL),Varied conc. in MeOH