FILTER HOLDER, GLASS

Microanalysis filter holders can be used with a filtering flask to collect samples for particulate or microbiological analysis. Glass Units: Glass Frit Support : (13, 25, 47, 90 mm) Stainless Steel Support : (25, 47, 90 mm) Teflon Support : (47 mm) Teflon Coated Seal : (Stainless or Teflon Support) (47 mm ) All-Glass Filtration Assembly All wetted surfaces are pure borosilicate glass (or glass with stainless steel or PTFE supports) Ideal for purification of organic Solvents for HPLC Available in 25 or 47 mm filter sizes 25 mm All-Glass Assembly Catalog numbers: 25 mm 47 mm Support type: Glass frit 311220 and 311420 Stainless steel : 311320 and 311520 , Teflon - 311620 Specifications : 25 mm holder And 47 mm holder Materials : Funnel, base unit and flask Support Borosilicate glass Borosilicate glass, stainless steel, or Teflon (PTFE) Connections : Ground glass joint Side arm 14/20 6 mm (3/8 inch) 40/35 6 mm (3/8 inch) Capacity : Funnel Receiver flask 15 ml , 125 ml 300 ml & 1000 ml Prefilter size (if used with membrane) : 16 mm 35 mm Filtration area : 2.1 cm2 9.6 cm2 Replacement : Parts 25 mm AND 47 mm Funnel : (15 ml / 300 ml) 311201 , 311401 Support screen : - SS 311304 , 311504 PTFE gasket (use with SS screen) 311305 , 311505 Support screen : - Teflon - 311604 Support base : - glass frit 311222 , 311422 Support base : - SS or Teflon support 311322 , 311522 Clamp : 311003 , 311403 Receiver flask (125 ml / 1 l) : 311225 , 311425 Optional Accessories : 25 mm , 47 mm Funnel, 150 ml : 311208 - Funnel, 500 ml beveled : - 311409 Funnel, 1 liter graduated : - 311410 Receiver flask, 2 liter : - 311426 Filterceps (forceps) : 800000 Vacuum/Pressure Pump (220V), : 1/8 HP vacuum up to 26" hg