Volume (Metric) 20 mL: Height (English) 2.244 in. Liner Material: PTFE/Silicone: No. per Case: 72: Volume (English) 0.68 oz. Volume (Metric) Total: 20 mL: Closure Type: Screw Cap (Closed-Top) with Septum: Height (Metric) 57 mm: Quantity: 72/Cs. Certifications/Compliance: Certificate of Analysis (COA), Certificate of Conformance (COC) Type: Vial: Closure Size: 24-414: Unit Size: Each