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

ICP多元素标准溶液 XXI套标, 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

ASTM/EPA汽油芳烃4组分内标混标, ASTM/EPA Gasoline Refinery Internal Standard Mix,Varied conc. by %w/w

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

正十二烷, n-Dodecane,1.5% w/w in Isooctane

EPA O-FID汽油定量分析校正套标5组分(不含内标), EPA OFID Quantitative Calibration Check Mix,Varied conc. by %w/w

ASTM D5599-改进日常质控14种混标(不含内标), Oxygenates Refinery Daily QC Standard,Varied conc. by %w/w

校正标准品5, Calib. Std #5 Fluoride Soluble Elements,100 μg/mL in 2-5% Nitric Acid, tr Hydrofluoric acid

7种苯系物混标(HJ400-2007,苯/甲苯/乙苯/邻二甲苯/间二甲苯/对二甲苯/苯乙烯), Group 17-Volatiles, Non-Halogenated,0.5 mg/mL in MeOH