://Quantitative Filter Paper Grade: BIO-42

Quantitative Filter Paper Grade: BIO-42

Grade: BIO-42
Particle Retention: 2.5μm
Product Appearance: Coarse
Filtration Speed: Slow
Ash Content(%): <0.008
Thickness(mm): 200
Basis Weight(g/m²): 100
Wet Burst(psi): 0.7

Description

Description of Quantitative Filter Paper BIO-42

Hawach Scientific Co., Ltd BIO-42 is equivalent to Whatman’s Grade 42 with more competitive price, which has a high retention rate and slow flow rate (2.5μm). The finest particle retention in all Hawach cellulose filter papers. Commonly used for the determination of the elemental content of minerals such as barium sulfate, metastannic acid, calcium carbonate, barium carbonate, filtration of gasoline or organic solvents, and filtration preparation of spectral and chromatographic samples, such as atomic absorption (AAS) determination of the second laurel in the feed. Similarly, these filter papers can used determination of the content of dibutyltin acid.

Features of Quantitative Filter Paper BIO-42

High-purity filters contain 0.0009% maximum ash content
Slow filtration speed and the nominal particle retention rating of 2.5μm
Particularly useful for gravimetric analysis

Advantages

Full range of diameter and OEM service available
High quality with cost-effective
According to the speed, divided into three kinds: fast speed, medium speed, slow speed

Applications

Barium sulfate, stannic acid and fine precipitated calcium carbonate and other
Precipitates of the specific gravity analysis

Grade Comparison

Hawach Scientific Co., Ltd Whatman Advantec Munktell Ahlstrom Macherey Nagel
BIO-42 Grade 42 5C 393/00H 94 640de

Guide for Filter Paper

hawachfilterpaper-Guide

Technical Data

Grade Particle
Retention
Product
Appearance
Filtration
Speed
Ash Content
(%)
Basis Weight
(g/m2)
Wet Burst
(mm H2O)
BIO-42 2.5μm Smooth Slow <0.007 104 > 200

Ordering Information

Item # Description
BIO-42-055 Quantitative Filter Papers, Grade 42, Slow, 2.5μm, 55mm, 100pcs/pk
BIO-42-070 Quantitative Filter Papers, Grade 42, Slow, 2.5μm, 70mm, 100pcs/pk
BIO-42-090 Quantitative Filter Papers, Grade 42, Slow, 2.5μm, 90mm, 100pcs/pk
BIO-42-110 Quantitative Filter Papers, Grade 42, Slow, 2.5μm, 110mm, 100pcs/pk
BIO-42-125 Quantitative Filter Papers, Grade 42, Slow, 2.5μm, 125mm, 100pcs/pk
BIO-42-150 Quantitative Filter Papers, Grade 42, Slow, 2.5μm, 150mm, 100pcs/pk
BIO-42-180 Quantitative Filter Papers, Grade 42, Slow, 2.5μm, 180mm, 100pcs/pk
BIO-42-185 Quantitative Filter Papers, Grade 42, Slow, 2.5μm, 185mm, 100pcs/pk
BIO-42-240 Quantitative Filter Papers, Grade 42, Slow, 2.5μm, 240mm, 100pcs/pk
BIO-42-270 Quantitative Filter Papers, Grade 42, Slow, 2.5μm, 270mm, 100pcs/pk
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