Whatman^® Qualitative Filter Paper, Grade 4, Diam. 185 mm, Whatman (CAT#: STEM-L-4599-LC)

Highlights

Very fast filtration speed

Cat Number: STEM-L-4599-LC

Application: Ideal for cleaning of organic extracts of biological fluids during analysis

Model: WHA1004185

Add to Cart

Description Specification Features Related Products

Description

The Whatman^® Qualitative Filter Paper, Grade 4 manufactured by Whatman is ideal for retention of coarse particles and gel-like precipitates, or for air pollution monitoring where requiring high flow rate. It features very fast filtration speed.

Specification

Material: Cellulose filters, circles
Packaging: Pack of 100
Parameter: 37 sec/100 mL speed (Herzberg), 0.22 psi wet burst
Diam.: 185 mm
Thickness: 205 μm
Ash: ≤0.06%
Pore size: 20-25 μm (Particle retention)
Basis weight: 92 g/m²

Features

Very fast filtration speed

Related Products

Whatman^® Qualitative Filter Paper, Grade 4, Diam. 70 mm, Whatman (CAT#: STEM-L-4600-LC)

Other recommended products

55mm Quantitative Hardened Ashless Filter, Circle, Grade 540, Case of 100, Whatman (CAT#: STEM-FC-2143-LC)
Whatman^® Qualitative Filter Paper, Grade 597, Diam. 12.7 mm, Whatman (CAT#: STEM-L-4564-LC)
185mm Whatman® Qualitative Filter Papers - Folded, Grade 113V, Case of 100, Whatman (CAT#: STEM-FC-1903-LC)
Whatman^® Qualitative Filter Paper, Grade 3, Diam. 90 mm, Whatman (CAT#: STEM-L-4614-LC)
Whatman^® Prepleated Qualitative Filter Paper for Technical Use, Grade 0858 1/2, Grained, Diam. 185 mm, Whatman (CAT#: STEM-L-4831-LC)
Qualitative Filter Paper, Fast Flow, Diameter 150mm, STE-Mart (CAT#: STEM-FC-1530-LC)
Whatman^® Quantitative Filter Paper, Hardened Low-Ash, Grade 52, Diam. 125 mm, Whatman (CAT#: STEM-L-4409-LC)
Whatman^® Qualitative Filter Paper, Grade 1573, Diam. 150 mm, Whatman (CAT#: STEM-L-4671-LC)