RAY-SORB® processed to protect materials sensitive to the light of shorter wavelengths

·         Less than 1% transmission below 400 nm and approximately 5% transmission from 400-600 nm

·         Pipet access is easy with wide-mouth volumetric flasks

·         Superior strength, durability and safety from heavy, uniform walls

·         Quick identification with large, permanent, easy-to-read, markings

·         Flat interior bottoms for stirring with standard stir bars

·         Graduated to Class A volumetric tolerances for wide-mouth flasks

·         PTFE Standard Taper stopper provides excellent chemical resistance

·         Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I,