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Whatman® Quantitative Filter Paper, Hardened Low-Ash, Grade 542, Diam. 55 mm, Whatman (CAT#: STEM-L-4433-LC)
Highlights
High retention of fine particles
Slow flow rate
Very hard and strong
Cat Number: STEM-L-4433-LC
Application: Ideal for gravimetric metal determinations
Model: WHA1542055
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.: 55 mm
Thickness: 150 μm
Ash: ≤0.006%
Pore size: 2.7 μm (Particle retention)
Basis weight: 93 g/m2
Packaging: Pack of 100
Parameter: 2510 sec/100 mL speed (Herzberg), 6 psi wet burst
Diam.: 55 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
Slow flow rate
Very hard and strong
Excellent chemical resistance
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Whatman® Quantitative Filter Paper, Hardened Low-Ash, Grade 541, 460 mm × 570 mm, Whatman (CAT#: STEM-L-4434-LC)
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For various laboratory needs
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