Qualitative Filter Paper Grade 4, 20-25um, 400 mm 100/PK
- Brand: Whatman
- Catalog No.: 1004-400
- Quantity/Unit: 100/Pack
- Shipping timeline will be mentioned in quote
Min Orderable Qty : 1 Pack
For lab/research use only, unless otherwise specified
Qualitative Filter Paper Grade 4, 20-25um, 400 mm 100/PK is supplied by the company, Whatman PLC.
This Qualitative Filter Paper is a standard filter designed to be used in qualitative applications for fast filtration.This Qualitative Filter Paper is a grade 4 high flow rate filter paper made up of cellulose.
Product specifications:
- Catalog number: 1004-400
- Brand: Whatman
- Quantity/unit: Pack of 100
Product features:
- Applications: Used when high flow rates in air pollution monitoring are required and the collection of fine particles is not critical.
- Grade: Grade 4
- Grade type: Standard
- Diameter: 400mm
- Material: Cellulose
- Nominal ash content: 0.06%
- Nominal air flow rate: 4 s/100 ml/in2;
- Nominal basis weight: 92 g/m2;
- Nominal thickness: 210 m
- Typical particle retention in liquid: 25 m
- Typical water flow rate: 247 ml/min
- Format: Circles
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