FLASK,BOILING,ROUND BOTTOM,19/22,250ML UOM: CASE-12

KIMAX boiling flask with a round bottom 25276 series has a medium length Standard Taper 14/20 joint 25277 series has a medium length Standard Taper 19/22 joint 25285 series has a full length Standard Taper 24/40 joint Ref: ASTM Method D322 Designed from ASTM Specification E1403, Type II, Class III requirements Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements