chemistry 6ml Crimp Neck Headspace Vial Factory
Wholesales crimp lab vials with cap for lab use
20mm Crimp Caps GC MS-Autosampler Vial,Hplc Vial,PTFE . Crimp caps and septa,packed in transparent PE bag,neutral cartons outside,and then all materials will be packed on plastic pallets to protect quality better. (3)lab vials manufacturer Profile Aijiren As a global supplier of Chromatography vials,closures,septa and syringe filters,Aijiren devote analytical test and laboratory
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