顶空样品瓶的磁性螺旋盖，18 mm螺纹，1.5mm隔垫，100个装

for headspace gas chromatography SupraSolv^®

for headspace gas chromatography SupraSolv^®

for headspace gas chromatography SupraSolv^®

for headspace gas chromatography SupraSolv^®

for headspace gas chromatography SupraSolv^®

volume 20 mL, clear glass vial, thread for 18, O.D. × H 22.5 mm × 75.5 mm, pkg of 100 ea

volume 20 mL, amber glass vial, thread for 18, O.D. × H 22.5 mm × 75.5 mm, pkg of 100 ea

volume 10 mL, clear glass vial, thread for 18, O.D. × H 22.5 mm × 46 mm, pkg of 100 ea

volume 10 mL, amber glass vial, thread for 18, O.D. × H 22.5 mm × 46 mm, pkg of 100 ea