3-Neck Half Jacketed Round Bottom Flask with Drain Valve / 3구 하부 자켓형 환저 플라스크
■ Borosilicate Glass 3.3, USP Type I, ASTM E438, Type I, Class A
■ Heating or Cooling of the contents with fluid from a constant temperature bath
■ 500ml ~ 3L : 6mm PTFE Drain Valve
■ 5L ~ 20L : 12mm PTFE Drain Valve
■ Chemglass
