8-12mL 15-425 Screw Neck Vial ND15 Material: USP Type 1, Class A, 33 Borosilicate Glass Dimensions: 16.6 x 60mm/18.5 x 65mm Application: Environmental analysis Neck Diameter: 15mm Qty/Pack: 100pcs/pack Volume: 8-12ml Payment: T/T MOQ: 1 pack Detail Enquiry 10-20mL 18mm Screw Thread Headspace ND18 Material: USP Type 1, Class A, 33 Borosilicate Glass