All Photos(1)



Stainless Steel Support Frit

Accessories for filter holders for sample preparation.

Sign Into View Organizational & Contract Pricing

Select a Size



stainless steel screen

Quality Level


vacuum filtration: suitable



shipped in


Related Categories

General description

The analytical stainless steel filter holders are designed for the vacuum filtration of samples for bacteriological or particulate contamination analysis.

Features & Benefits:
•Available in three diameters with four available funnel sizes to accommodate samples up to 250 mL
•Holder with 250 mL funnel is equipped with a funnel lid, which can be vented using accessory filter unit
•Can be autoclaved or flame-sterilized

Bacteriological or Particulate Contamination Analysis

Analytical Filter Holders
XF2004710 100 mL Filter Holder, 47 mm, stainless steel
XF2004725 250 mL Filter Holder, 47 mm, stainless steel
XX1002540 50 mL Filter Holder, 25 mm, stainless steel

Replacement Parts for XX1002540:
XX1002503 Spring Clamp, 25 mm, aluminum
XX1002535 Gaskets, PTFE coated
XX1002542 Base Assembly for 25 mm filter holder
XX2004718 No. 8 stopper, 9.5 mm (3/8 in.) hole, silicone
XX5002501 Support Screen, 25 mm, stainless steel

Replacement Parts for XF2004710 and XF2004725:
XF2004755 Stainless Steel Funnel, 100 mL
XF2004756 Stainless Steel Funnel, 250 mL
XF2004758 Stainless Steel Support Frit
XX1004703 Spring clamp, 47 mm, aluminum
XX1004708 No. 8 perforated stopper, silicone

SLFG02550 Millex Syringe Filter, Fluoropore® PTFE, Hydrophobic, Non-sterile, 25 mm
XX1004705 Vacuum filtering flask, 1 L
XX1004744 Vaccum filtering flask, 4 L
XX7100004 Tubing, 3/16 in. ID x 140 cm, silicone


Accessories for filter holders for sample preparation.

Legal Information

Fluoropore is a registered trademark of Merck KGaA, Darmstadt, Germany

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Documents related to the products that you have purchased in the past have been gathered in the Document Library for your convenience.

Visit the Document Library

Difficulty Finding Your Product Or Lot/Batch Number?

Product numbers are combined with Pack Sizes/Quantity when displayed on the website (example: T1503-25G). Please make sure you enter ONLY the product number in the Product Number field (example: T1503).


Product Number
Pack Size/Quantity

Additional examples:





enter as 1.000309185)

Having trouble? Feel free to contact Technical Service for assistance.

Lot and Batch Numbers can be found on a product's label following the words 'Lot' or 'Batch'.

Aldrich Products

  • For a lot number such as TO09019TO, enter it as 09019TO (without the first two letters 'TO').

  • For a lot number with a filling-code such as 05427ES-021, enter it as 05427ES (without the filling-code '-021').

  • For a lot number with a filling-code such as STBB0728K9, enter it as STBB0728 without the filling-code 'K9'.

Not Finding What You Are Looking For?

In some cases, a COA may not be available online. If your search was unable to find the COA you can request one.

Request COA

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service