Merck, Z674214-1EA, Duran®amber GLS 80 wide mouth graduated laboratory bottles

General description
The amber Duran bottle protects media from light in the 300 - 500 nm range. This makes it particularly useful for working with light-sensitive media and long-term storage of substances.

UV protection up to 500 nm wavelength
Only outer surface tinted to ensure no ion leaching
Special heat treatment ensures tint is durable
Supplied with blue quick-release cap and pouring ring that is autoclavable up to 140°C

Features and Benefits
Manufactured from ambered DURAN® borosilicate glass 3.3. DURAN® is a neutral glass, classified as a Glass Type I according to USP , EP (3.2.1) and JP , and meets ASTM E438, Type I, Class A requirements
USP (Spectral Transmission) and EP (3.2.1) compliant. Less than 10% spectral transmission between 290 nm and 450 nm.
Easy access to the bottle contents due to the wide diameter of the bottle neck
Special thread design for rapid opening and closing in less than a turn
Optimum filling and pouring and particularly easy cleaning
Spoons, spatulas and tweezers can be manipulated with ease
Even large-volume funnels can be inserted into the bottles without any difficulty
Stability due to the large base area
Easy-to-read scale with graduation marks to estimate the content
Fired-on, highly durable white ceramic

Legal Information
DURAN is a registered trademark of DWK Life Sciences