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Filtration Products
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  Filter Holders

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

 

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25 mm All-Glass Assembly

Catalog numbers:

25 mm 47 mm

Support type: 

Glass frit

311220

311420

Stainless steel

311320

311520

PTFE

-

311620

 
Specifications 25 mm holder 47 mm holder
Materials:

Funnel, base unit and flask 
Support 

Borosilicate glass
Borosilicate glass, stainless steel, or PTFE (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
Membrane filter size 25 mm 47 mm
Prefilter size (if used with membrane) 16 mm 35 mm
Filtration area 2.1 cm2 9.6 cm2
  
Replacement Parts

25 mm

47 mm

Funnel (15 ml / 300 ml)

311201

311401

Support screen - SS

311304

311504

PTFE gasket (use with SS screen)

311305

311505

Support screen - PTFE

-

311604

Support base - glass frit

311222

311422

Support base - SS or PTFE 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 (115V)

800800

Vacuum/Pressure Pump (220V)

800801

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