KIMBLE® 25057 KIMAX® RAY-SORB® Flat Bottom Short Neck Boiling Flask with Full Length Standard Taper 24/40 Joint. RAY-SORB® process provides protection to solutions sensitive to light of the shorter wavelengths. Less than 1% transmission below 400nm and approximately 5% transmission from 400-600nm. Designed from ASTM Specification E1403, Type I, Class IV requirements.
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