多氯环烷烃混标(21种组分), DIN 38407-3 PCB PWDM Mix,2.5 μg/mL in n-Hexane

2,3-Dichlorodibenzo-p-dioxin

2,3-二氯二苯并-对-二恶英

D-2789成分测试混标, D-2789 Composition Test Mix,Varied conc. by volume

硫校准, Sulfur Calibration Set

标准品, D-3605-91 Trace Metals Standard,250 μg/mL in 75 cSt Base oil

标准品, ASTM D-3606 Daily QC Std with Internal Standard,Varied conc. by v/v%

D-3798 P-二甲苯杂质标准不含IS, D-3798 P-Xylene Impurity Standard without IS,Varied conc. by weight

1,3,7,8-四氯二苯并-对-二恶英, 1,3,7,8-Tetrachlorodibenzo-p-dioxin

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

ASTM D5059 Part A-汽油分析用铅套标 7种组分, D-5059 Part A Lead in Gasoline Std.