农药混标18种, Pesticide Mix,1000 μg/mL in MeOH

有机酸替代物3种混标, Organic Acids Surrogate,2.0 mg/mL in MeOH

有机挥发物4种混标, Volatiles Mix 300A,1000 μg/mL in AcCN

亚硝胺混标3种, Nitrosamines Mix,1000 μg/mL in MeOH

芳香挥发物混标9种, Aromatic Volatile Organics Mix,2.0 mg/mL in MeOH

PCB6种混标, EC7 PCB Congener Mixture,10 μg/mL in Isooctane

ASTM D6352 聚乙烯655, Polywax 655

O-PONA系统验证套标(33组分), Proposed O-PONA System Validation Mixture,Varied Conc by wt%

矿物质油中的硫与金属(铁、镍、钒)的标准品, Sulfur &Metals in Mineral Oil,Mineral Oil

矿物油中的硫与金属(铁、镍、钒)的12种套标, Sulfur &Metals in Mineral Oil