网页Standard Opening 9mm hplc vials with screw caps for hplc 网页Standard Opening 9mm chromatography vials with writing space Aijiren 2ml 9mm HPLC Vial, Amber Autosampler Vial, 1.8ml 2. 9-425 screw top vials is 40% larger opening than standard Tel: +8618057059123 E-mail: market@aijirenvial.com