Easily fill these wide-mouth Thermo Scientific™ Nalgene™ Color-Coded Unitary LDPE Wash Bottles, which are pre-packaged, color-coded and easy to identify. Fill faster and easier with the wide-mouth Thermo Scientific™ Nalgene™ Color-Coded Unitary LDPE Wash Bottles, which come in a convenient, pre-packaged and easy-to-identify assortment. Red, white, blue or yellow closures/stems on these flexible unitary bottles permit easy content identification. Polypropylene screw closure One bottle of each color closure (red, white, yellow and blue) included per package Bottle and tubulation are molded in one piece for uniform leakproof service Tip delivers a straight, uniform, ultrafine stream, but can also be cut back to increase flow Contents can be dispensed without tipping or shaking Leakproof† Includes: A sample of Polypaper™ Right-to-Know Custom Labeling System † The term “leakproof” applies to Thermo Scientific Nalgene products that meet the following criteria: a) Bottle/flask/funnel closure systems with closures smaller than 100mm, after they are filled with water, inverted, withstand air pressure of 2psig for two minutes, and no water escapes;. b) Bottle/funnel/flask closure systems of larger than 100mm after they are filled with water, inverted for 15 minutes, and no water escapes. Note: These tests, using other liquids, may not yield the same results. To ensure safe usage, customers are advised to test Thermo Scientific Nalgene bottles and closures under conditions of their planned applications. Thermo Scientific Nalgene products are leakproof at ambient temperature and pressure when used with their Nalgene closures. Limited warranty period: Subject to all warranty requirements and exclusions set out in our Terms and Conditions of Sale, this product is warranted from the date we ship the product and for ninety (90) days thereafter.