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

1-氯二苯并-对-二恶英, 1-Chlorodibenzo-p-dioxin ,50 μg/mL in Isooctane

1,3-Dichlorodibenzo-p-dioxin ,50 μg/mL in Isooctane

1,3-氯二苯并-对-二恶英

低硫份含量测定套标准品, Low Level Sulfur Calibration Set

2,3,7-三氯二苯并-对-二恶英, 2,3,7-Trichlorodibenzo-p-dioxin

2,3,7-三氯二苯并-对-二恶英, 2,3,7-Trichlorodibenzo-p-dioxin ,50 μg/mL in Isooctane

D-3524内部标准溶液, D-3524 Internal Standard Solution,Varied conc. in Heptane

标准品, ASTM D-3606 Aromatics Calibration Set

日常质控标准品, Daily QC Standard without Internal Std,Varied conc.

D-3606校准标准04 (ISTD仲丁醇), D-3606 Calibration Standard 04 with ISTD sec-butanol,Varied vol% in Isooctane