定制VOC标准品@ 5000 μg/mL 乙腈溶液, Custom VOC Standard @ 5000 μg/mL in Acetonitrile

3-(1-乙基丙基)苯基甲氨基甲酸甲酯, 100μg/mL 乙腈溶液, 3-(1-Ethylpropyl)phenyl Methylcarbamate,100 μg/mL in Acetonitrile

USP 232低水平校准标准B,10μg/mL 10%盐酸, USP 232 Low Level Calibration Standard B,10 μg/mL in 10% Hydrochloric acid

12种醛酮类混标,2000 μg/mL溶于乙腈(HJ 1153-2020), Custom Carbonyl Mix 1 @2000 μg/mL in Acetonitrile

ASTM D3606-17复合标准,不同浓度, 按v/v%, ASTM D3606-17 Composite Standard,Varied conc. by v/v%

可净化物质-EPA方法624.1, 0.2 mg/mL 甲醇溶液, Purgeables-EPA Method 624.1,0.2 mg/mL in Methanol

2-Amino-4,6-dichloro-1,3,5-triazine

4,6-二氯-1,3,5-三嗪-2-胺

标准品, Milbemectin A3 &A4,10 μg/mL in Acetonitrile

2,3,7,8-Tetrabromodibenzo-p-dioxin

标准品

标准品, Perfluoro-3-methoxypropanoic acid,2 μg/mL in Methanol