Description:
Cylindrical, heavy wall reaction flask with extra thick flat, ground flange. Without constriction at top to facilitate introduction/removal of material and allow for ease of cleaning. Available in 1L to 4L capacities, flat bottom and round bottom, with or without o-ring groove. For reaction heads, see 6512, 6513 and 6515, or Corning No. 6947 (ACE # 6504).