VOLUMETRIC FLASKS - Class A PTFE Stopper Ray-Sorb® KIMAX®
These flasks are RAY-SORB® processed to protect your light-sensitive contents from short-length lightwaves.
· Calibrated to contain
· With a marking spot
· Supplied with a PTFE Standard Taper stopper having a color-coded handle
· Replacement stopper is 41901R
· Designed from ASTM Specification E288, Class A unserialized requirements
· Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements and then RAY-SORB® processed