Whatman^® Quantitative Filter Paper, Hardened Low-Ash, Grade 542, Diam. 90 mm, Whatman (CAT#: STEM-L-4431-LC)

Highlights

High retention of fine particles
Slow flow rate
Very hard and strong

Cat Number: STEM-L-4431-LC

Application: Ideal for gravimetric metal determinations

Model: WHA1542090

Add to Cart

Description Specification Features Related Products

Description

The Whatman^® Quantitative Filter Paper, Hardened Low-Ash, Grade 542 manufactured by Whatman is hard, strong and chemical resistant, ideal for gravimetric metal determinations.

Specification

Material: Cotton filters, circles
Packaging: Pack of 100
Parameter: 2510 sec/100 mL speed (Herzberg), 6 psi wet burst
Diam.: 90 mm
Thickness: 150 μm
Ash: ≤0.006%
Pore size: 2.7 μm (Particle retention)
Basis weight: 93 g/m²

Features

High retention of fine particles
Slow flow rate
Very hard and strong
Excellent chemical resistance

Related Products

Whatman^® Quantitative Filter Paper, Hardened Low-Ash, Grade 542, Diam. 150 mm, Whatman (CAT#: STEM-L-4432-LC)

Other recommended products

Whatman^® Glass Microfiber Filters, Grade GF/D, Diam. 2.5 cm, Whatman (CAT#: STEM-L-6837-LC)
Quantitative Filter Paper, Slow Flow, Diameter 125mm, STE-Mart (CAT#: STEM-FC-1555-LC)
Whatman^® Quantitative Filter Paper, Hardened Low-Ash, Grade 50, Diam. 110 mm, Whatman (CAT#: STEM-L-4412-LC)
Quantitative/Hardened Ashless Filter Papers, Grade No.7, 4µm, 5.5cm, ADVANTEC MFS, Inc. (CAT#: STEM-FC-3528-LC)
Whatman® Drain Disc, Diam. 47 mm, Cytiva (CAT#: STEM-L-0255-LKN)
Whatman^® Glass Microfiber Filters With Inorganic Binder, Grade GF 92, Diam. 100 mm, Whatman (CAT#: STEM-L-6978-LC)
Whatman^® Qualitative Filter Paper, Grade 93, Diam. 150 mm, Whatman (CAT#: STEM-L-4533-LC)
55mm Quantitative Hardened Low Ash Filter, Circle, Grade 50, Case of 100, Whatman (CAT#: STEM-FC-2115-LC)