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: 2 l capacity (metric): 2 l Capacity (anglo): 0.5 gal . Color: Natural Description: Durable vacuum flasks Inner diameter (metric) Neck: 39 mm Material: Polypropylene copolymer (PPCO) Quantity per carton: 12 Quantity per package: 2 Type: Heavy duty flask 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): 119 mm Height (anglo): 8.89 in. Height (metric): 260 mm Opening: Wide Shape: Round Dispensing Through Closure: No Unit Size: Case of 12