Nalgene PPCO vacuum flasks for highest demands with closure:

Nalgene™ Heavy-Duty PPCO Vacuum Bottles with Closure: Lab Pack The durable Thermo Scientific™ Nalgene™ PPCO vacuum bottles withstand a full vacuum for 24 hours and are perfect for the rigorous demands of biotechnology laboratories. Capacity: 1 l capacity (metric): 1 l capacity (anglo): 32 oz. Color: Natural Description: Durable Vacuum Bottles Inner Diameter (metric) Neck: 39 mm Material: Polypropylene Copolymer (PPCO) Quantity Per Case: 24 Quantity Per Package: 6 Type: Heavy Duty Bottle Cap Color: White Neck Finish: 53 Bmm Certification/Compliance: Manufactured in accordance with the quality requirements of ISO 13485:2003. Bottles and their closures meet the requirements of US Standard 21CFR177.1520 for use in the food and beverage industry, USP Class VI. Closure Included: Yes Autoclavable: autoclavable Closure Size: 53 B Closure Material: polypropylene (PP), with TPE seals Closure Type: screw cap (assembled) Diameter (metric): 93 mm Graduated: No Height (anglo): 8.93 in. Height (metric): 226 mm Opening: Wide Shape: Round Dispensing through Closure: No Width (anglo): 3.62 in. Unit Size: Case of 24