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: 4 l capacity (metric): 4 l capacity (anglo): 1 gallon. Color: Natural Description: Durable Vacuum Bottles Inner Diameter (metric) Neck: 65 mm Material: Polypropylene Copolymer (PPCO) Quantity Per Case: 6 Quantity Per Package: 1 Type: Heavy Duty Bottle Cap Color: White Neck Finish: 83 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: 83B Closure Material: Polypropylene (PP), with TPE seals Closure Type: Screw Cap (Assembled) Diameter (metric): 155 mm Graduated: No Height (anglo): 13.82 in. Height (metric): 338 mm Opening: Wide Shape: Round Dispensing through Closure: No Width (Anglo): 6.12 in. Unit Size: Case of 6