Snyder Column

Snyder Distillation Column, 3 Section Top Outer Joint: 24/40 Lower Inner Joint: 24/40 Column Height: 150mm Overall Height: 300mm For use with Kuderna-Danish flask.

Snyder distillation column with floating ball valves for improved vapor-liquid contact. Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements.

Synonyms: MICRO SNYDER Column

Three section Snyder column with improved design to prevent column flooding. Column has a 24/40 top outer joint and a 24/40 lower inner joint for use with CG-1308 Kuderna-Danish flask.

Floating ball type, 24/40 joints, each section is approximatly 51mm long.

General description Floating ball type with joints. Highly efficient column for atmospheric distillations. Effectively separates close boiling materials. One ball per section. Legal Information Aldrich is a registered trademark of Sigma-Aldrich Co. LLC

…joints eliminate the need for grease, reducing the possibility of contaminating the sample Complete unit consists of 270mm three-ball Snyder column, 500mL flask and 10mL receiving vessel Manufactured from WHEATON 33 low extractable borosilicate glass that conforms to USP Type I and ASTM…

…Taper top and 19/22 Standard Taper lower joint), and a graduated 10mL tube with an outer 19/22 Standard Taper joint. The tube graduations go from 0 to 2mL in 0.1mL increments and from 3mL on in 1.0mL increments. All columns have venting dimples. For replacement Snyder columns, see No. 2158-3CO.

When attached to the top of Snyder Column, unit is designed to recover solvent normally lost during Kuderna-Danish Evaporative Concentrations. PTFE stopcock (1:5, 2mm bore) provides option for total reflux or takeoff. #7 Ace-Thred on side arm accepts tubing 6 - 7mm O.D. 5029-10 Nylon bushing and…

…pollutants prior to instrumental analysis Includes a two- or three-ball Snyder column, a flask and a spring-mounted collection tube for convenient access to samples Complete apparatus consists of a Snyder column 150 mm long (with Standard Taper 24/40 joints), a flask (with Standard…

…to circulate through the 1 liter sample bottle continuously until the extraction is complete. By incorporating a stop-cock assembly and 3-ball Snyder column, the Corning One-Step extractor can both extract desired analytes as well as evaporate solvent from the end by-product within the same cycle. …

…minimization of entrainment escape and transfer losses. Available in 250ml, 500ml, 1L flasks, with a 19/22 inner joint on bottom of flask, 24/40 on top. Choice of Snyder or Vigreux column. Supplied with springs (8030) or Delrin clamps (7598). Graduated receiver available with or without glass hooks.

…system be used above or near the units in case of a drop in condenser water temperature or loss of condenser cold water supply. Removable Snyder column sidearm allows easy cleaning.  The required concentrator tube (1234B38 or 1234B39) and the Allihn condenser (4406K40) must be purchased…

…the concentrator tube sits partially submerged in the deep water bath below the cover disk. The solvent boils from the flask and through the Snyder column. The solvent vapor then cools in the condenser which is attached to a centrally located water manifold. The glassware is held in place with quick…