Grade: BIO-41
Particle Retention: 20μm
Product Appearance: Smooth
Filtration Speed: Fast
Ash Content(%): <0.008
Thickness(mm): 215
Basis Weight(g/m²): 84
Wet Burst(psi): 0.3
Quantitative Filter Paper Grade: BIO-41
Description
Description
Hawach Scientific Co., Ltd BIO-41 is a star product equivalent to Whatman’s Grade 41 with more competitive price, which has a low retention rate and fast flow rate (20-25μm). Quantitative analysis of filter paper in the manufacturing process, the pulp is treated with hydrochloric acid and hydrofluoric acid, and washed with distilled water to remove most of the impurities in the paper fiber, so there is little residual ash after burning, which has little effect on the analysis results. For precise quantitative analysis.
Features
Fast filtration speed and the nominal particle retention rating of 20-25μm
Particularly useful for gravimetric analysis use
Advantages
ISO9001 & CE Double approved
High purity and consistent performance
Full range of diameter, customized size and shape are available.
Applications
Filter coarse particles and gel precipitates
Specific gravity analysis of air pollution when impregnated with slag for rapid
Determination of gas compounds
Grade Comparison
| Hawach Scientific Co., Ltd | Whatman | Advantec | Munktell | Ahlstrom | Macherey Nagel |
|---|---|---|---|---|---|
| BIO-41 | Grade 41 | 7 | 00M/389 | n/a | 640m |
Guide for Filter Paper
Technical Data
| Grade | Particle Retention |
Product Appearance |
Filtration Speed |
Ash Content (%) |
Basis Weight (g/m2) |
Wet Burst (mm H2O) |
|---|---|---|---|---|---|---|
| BIO-41 | 20-25μm | Smooth | Fast | < 0.007 | 104 | > 180 |
Ordering Information
| Item # | Description |
|---|---|
| BIO-41-055 | Quantitative Filter Papers, Grade 41, Fast, 20-25μm, 55mm, 100pcs/pk |
| BIO-41-070 | Quantitative Filter Papers, Grade 41, Fast, 20-25μm, 70mm, 100pcs/pk |
| BIO-41-090 | Quantitative Filter Papers, Grade 41, Fast, 20-25μm, 90mm, 100pcs/pk |
| BIO-41-110 | Quantitative Filter Papers, Grade 41, Fast, 20-25μm, 110mm, 100pcs/pk |
| BIO-41-125 | Quantitative Filter Papers, Grade 41, Fast, 20-25μm, 125mm, 100pcs/pk |
| BIO-41-150 | Quantitative Filter Papers, Grade 41, Fast, 20-25μm, 150mm, 100pcs/pk |
| BIO-41-180 | Quantitative Filter Papers, Grade 41, Fast, 20-25μm, 180mm, 100pcs/pk |
| BIO-41-185 | Quantitative Filter Papers, Grade 41, Fast, 20-25μm, 185mm, 100pcs/pk |
| BIO-41-240 | Quantitative Filter Papers, Grade 41, Fast, 20-25μm, 240mm, 100pcs/pk |
| BIO-41-270 | Quantitative Filter Papers, Grade 41, Fast, 20-25μm, 270mm, 100pcs/pk |
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