标准品, 1,2,4-Triazolin-3-one,100 μg/mL in Methanol

3,4-Dinitrotoluene,1000 μg/mL in MeOH

3,4-二硝基甲苯

EPA方法8440-3种混标/总石油烃浓缩液套标, Total Petroleum Hydrocarbon Concentrate,Varied conc.

金属添加剂标准品/5种金属混标, Metals Additives Standard,900 μg/g in 75 cSt Base oil

EPA方法200.7-5种金属校准混标, Mixed Calibration Standard 6R,Varied conc. in 2-5% Nitric Acid, tr Hydrofluoric acid

标准品, Deuterated Internal/Surrogate Standard Evaluation Mix,200 μg/mL in MeOH

29种元素混标, ICP Multi-element Standard Solution VI,Varied conc. in 1 mol/L Nitric Acid, tr Hydrofluoric acid

ICP16种元素混标, ICP multi-element standard solution IX,100 μg/mL in 1 mol/L Nitric Acid

icp混标, ICP multi-element standard solution XII set

ICP多元素XIII标准溶液, ICP multi-element standard solution XIII,Varied conc. in 2-5% Nitric Acid

ICP 多元素标准液 30种, ICP multi-element standard solution XXI for MS set

标准品, ASTM/EPA Gasoline Refinery Aromatics Standard,Varied conc. by w/w/% in Isooctane

ASTM/EPA 3组份氘代内标混合, ASTM/EPA Gasoline Refinery Internal Standard Mix,Varied Conc. by Weight

GC/MS 法分析芳烃用标准品盒(日常质控标准品)调整之后, Gasoline Aromatics Kit

标准品, ASTM/EPA Gasoline Refinery Daily Quality Control Standard,Varied conc. by %w/w