All glassware can be interchanged among rotary evaporator models Each set includes one 1000 mL evaporating flask and one 1000 mL receiving flask All sets are available with standard or plastic safety-coated glassware (halar coating for G5B and abcite coating for G1B/G3B/G6B) Evaporating flasks and vapor tubes with the standard ground joint NS 24/40 are also available with NS 29/32 ground joints