汞ICP标准品, Hg ICP standard suppl. to multi-element standard XIII,5 μg/mL in 2-5% Nitric Acid

汞ICP-MS标准品XXI, Hg ICP standard suppl. to multi-element standard XXI for MS,10 μg/mL in 2-5% Nitric Acid

方法625-GC/MS20种元素混标, Method 625-GC/MS Acids Mix (GAC),100 μg/mL in MeOH

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

日常质控标准品(不带内标)13组分, 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

ASTM D5599天然气中含氧物质校正标准品(不含内标), ASTM/EPA Gasoline Refinery Oxygenates Calibration Kit

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

有害物质8种混标, Hazardous Substance List Compounds,2.0 mg/mL in MeOH

酸(酚)萃取物, Group 20-Extractables, Acid (Phenolics),2.0 mg/mL in CH2Cl2