Heavy wall recovery flasks are ideal for use with rotary evaporators. Flasks feature a square bead and a single neck with ground glass 24/40 joint. Opening at top is designed for easy recovery of reaction products using a spatula. Flask bottom fits standard heating mantles. Recovery flasks can be special ordered with custom joint sizes and capacities. Additional Info: Recovery Flasks, Pear Shaped, Borosilicate Glass, 250ml Package Size(L x W x H): 10.6 X 7.1 X 6.3 (IN) Categories: Flasks, Glass HTS Code: 7017.90.5000 UNSPSC: 4.11218e+007 Country Of Origin: INDIA