1,2,3,4-四氯二苯并-对-二恶英, 1,2,3,4-Tetrachlorodibenzo-p-dioxin

Ethylene Glycol ,2.0 mg/mL in Water

乙二醇

ASTM D4629方法氮校准套标——用于低沸点溶剂, Nitrogen Calibration Set-Low Boiling Solvents

D-4815定量峰的鉴定和保留时间混标(16种组分), ASTM D-4815 Retention Time Mixture,Varied conc. by weight

Lead in Gasoline Level 4,2 g/gal in Isooctane

ASTM D5059 partA-汽油分析用铅标准品 4

Lead in Gasoline Level 3,0.005 g/gal in Isooctane

PartC-汽油分析用铅标准品 3

标准品, D-5059 Part C Lead in Gasoline

气相色谱分析用石油标准物质, Qualitative Reference Petroleum Set

D-5307 柱分离度混标, D-5307 Column Resolution Mixture,Varied conc. by weight

ASTM D5441甲基叔丁基醚(MTBE)污染物标准(高浓度), ASTM D5441 MtBE Contaminant Std. High Conc.,1.0 % w/w in MtBE