Home » News » Vials Septa » 9mm chromatography vial septa with screw cap Customized 9mm vial for hplc manufacturer-aijiren Vials for HPLC 9mm Plastic R.A.M. Screw Thread Vials. 12 x 32mm Vial with a 40% larger opening Available in Polypropylene, Clear Polypropylene and TPX Ideal for ion Chromatography, capillary electrophoresis, atomic absorption, pH sensitive samples, sodium and heavy