China Headspace Autosampler Vials – China Glass Vial, Glass
2. certified by GC/MS to be contaminate free for VOC Analysis 3.10 or 20ml clear precision threaded vials 4. Magnetic screw caps -8mm centre hole 5,Septa are blue( PTFE) sample side ; white ( silicone ) outside 6, 10ml, 20ml 22.5×46/75.5mm vials , 17.5×1.5mm septa ,18mm metal screw cap
20ml round bottom crimp vials/ china manufacturer/bottom price.
The 20ml round bottom crimp vials is suitable for the flat bottom bo...
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DATE:2020-06-29