标准品, Daily Quality Control Standard,Varied conc. by weight

2,4-二异氰酸甲苯衍生物, 1-(2-Pyridyl)piperazine derivative of 2,4-TDI? ,1000 μg/mL in DMSO

1,2,3,4,7,8-六氯二苯并-对-二恶英, 1,2,3,4,7,8-Hexachlorodibenzo-p-dioxin

D-6296 乙基叔丁基醚的校准标准, D-6296 Calibration Standard with ETBE,Varied wt% in Isooctane

D-6379校准曲线, D-6379 Calibration Curve (Method Concentration)

ASTM D6428硫的燃烧和电化学检测套标, ASTM D6428-SULFUR SET

标准品, Gasoline Boiling Range Distribution by GC,Varied %wt./wt.

标准品, Total Nitrogen Stock Laboratory Control Standard,1000 μg/mL in .1% Hydrochloric acid

多氯联苯混合标准品, DIN 38407-3 PCB Mix,20 μg/mL in n-Hexane

21种农药混标DINV38407-11, DIN V 38407-11 Pesticide Mix,5 μg/mL in Acetonitrile