金属添加剂标准品/5种金属混标, Metals Additives Standard,5000 μg/g in 75 cSt Base oil

EPA方法200.7-2种金属校准混标, Multi-Method Calibration Std #3R,Varied conc. in 2-5% Nitric Acid, tr Hydrofluoric acid

多方法校准套标, Multi-Method Calib. Std Set (86)

ICP多元素标准溶液IV, ICP multi-element standard solution IV,1000 μg/mL in 1 mol/L Nitric Acid

ICP用离子校准标液, ICP multi-element standard solution VIII,100 μg/mL in 1 mol/L Nitric Acid

汞 ICP检测标准品, Hg ICP standard suppl. to multi-element standard IX,100 μg/mL in 1 mol/L Nitric Acid

ICP多元素标准溶液XIII套标, ICP multi-element standard solution XIII set

ICP用离子校准标液, ICP multi-element standard solution XXI for MS,10 μg/mL in 2-5% Nitric Acid

GC/MC17种元素混标, GC/MC Base/Neutrals-Mix 2 (GBN-2),100 μg/mL in MeOH

标准品, ASTM/EPA Gasoline Refinery Aromatics Calibration Standard,Varied conc. in Isooctane

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

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

日常质控标准品(特殊质量保证/质量控制标准 不带内标), Daily Quality Control Standard,Varied conc. by %w/w

标准品, Oxygenates Calibration Curve with Internal Standard

EPA OFID-掺加溶液4种混标, EPA OFID Spiking Solution,Varied conc. by %w/w