Used for the determination of sulfites in food and related product, this Monier-Williams Sulfites distilling apparatus is made of borosilicate glass and has Standard Taper 24/40 outer and inner joints. The complete unit consists of a special outlet adapter with a double bend, a 300mm long Allihn condenser, a cylindrical separatory funnel, a right angle inlet adapter with a bubbler tube, a right angle hose connection adapter (LG-1702-102), and a three neck 1000mL boiling flask (LG-7330-194).
Reference: Federal Register, Vol 51, No. 131, July 9, 1986