Whatman™ Grade 542 Cotton Linter Filter Paper

Brand: Whatman™

Manufacturer Part Number: 1542-240


UNSPSC: 41120000

Code: A0

Additional Details:
Additional Details: Weight: 0.50000kg

Product Code. 11300544

Quantity Price
1 £157.30 / Pack of 100
Estimated Shipment
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Description and Specification


Type Filter Paper
Quantity 100Pack
Grade 542
Material Cotton linter
Format Circle
Thickness (Metric) 150μm
Diameter (Metric) 240mm
Airflow Rate 69 s/100 mL/in2

The general purpose hardened ashless filter paper with medium retention and flow rate. Extremely pure and strong with a hard surface. High chemical resistance to strong acid and alkali. Frequently used in the gravimetric analysis of metals in acid/alkali solutions and in collecting hydroxides after precipitation by strong alkalis. Grade 542: 2. 7μm. High retention of fine particles under demanding conditions. Slow flow rate. Very hard and strong with excellent chemical resistance. Often used in gravimetric metal determinations. Hardened ashless: 0.006% ash maximum. These filters are acid-hardened to give high wet strength and chemical resistance with extremely low ash content. The tough surface makes these filters suitable for a wide range of critical filtration procedures.