Atrazine ,1000 μg/mL in Methanol

莠去�?阿特拉津

有机挥发�?1种混�? Volatile Compounds IX,2.0 mg/mL in MeOH

有机挥发�?种混�? Volatiles Mix 350,2.0 mg/mL in MeOH

卤化醚混�?�? Haloethers Mix ,1000 μg/mL in MeOH

2,4-二氯苯氧乙酸�?,4,5-涕丙酸的混标, 2,4-Dichlorophenoxy acetic acid &Silvex,2.0 mg/mL in MeOH

农药校准混标13�? Calibration Mix 2,Varied Conc in Isooctane

石油馏分沸程分布标准� / 聚蜡500? �? Polywax 500

汽油中的酒精套标, Alcohols in Gasoline Set

ASTM D6293 O-PONA烯烃校验套标, Proposed O-PONA Olefin Mixture,Varied Conc. in Hexane:Heptane (50:50)

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