Capacity 16 oz., 500 mL Capacity (Metric) 500 mL Capacity (English) 16 oz. Color Natural Translucent Description Lab Quality Wide-Mouth Bottle Diameter (Metric) Inner Neck 44 mm Material PPCO No. per Case 48 No. per Pack 12 Sterility Non-sterile Type Wide Mouth Lab Quality Bottle Closure Color Natural, translucent Neck Finish 53 mm Certifications/Compliance Manufactured in compliance with ISO 13485:2016 quality requirements. Bottles and Closures meet the requirements of 21CFR177.1520 for food and beverage use, USP Class VI. Closure Liner Linerless Closure Included Yes Autoclavable Autoclavable Closure Size 53 mm Closure Material Polypropylene Closure Type Screw Cap Diameter (Metric) 73 mm Height (English) 3.89 in. Height (Metric) 168 mm Mouth Wide Shape Round Through the Closure Dispensing No Unit Size Case of 48