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, Mixed Calibration Standard Set

EDB/DBCP-4种混标, Method 504-EDB/DBCP Mix,3.125 μg/mL in Methanol

ICP多元素标准溶液, ICP multi-element standard solution VI set for MS

ICP多元素标准品套标, ICP multi-element standard solution IX set

碲ICP标准品, Te ICP standard suppl. to multi-element standard VIII,100 μg/mL in 10% Hydrochloric acid

ICP混合标准品, ICP multi-element standard solution XII,1000 μg/mL in 5% Hydrochloric acid, tr Nitric acid, tr Hydrofluoric acid

ICP金属混标, ICP multi-element standard solution XVI for MS,100 μg/mL in 2-5% Nitric Acid, tr Hydrofluoric acid

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

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