Crimp-top headspace vials, 10 ml, 20 mm, clear, 22.5×46 mm 钳口顶空瓶: 基础耗材: 911028: Crimp-top headspace vials, 20 ml, 20 mm, clear,flat bottom, 22.5×75.5 mm , first grade hydrolyzed glass 钳口顶空瓶: 基础耗材: 905849: Crimp-top headspace vials, 20 ml, 20 mm, clear, round bottom, 22.5×75.5 mm , first grade hydrolyzed