SLS Select Quantitative Ashless Filter Paper Discs - Very Slow - 150mm
The quantitative or ashless filter papers are made with 100% high quality cotton linter fibres, which go through a severe chemical process. They have been washed out with a specific acid treatment and finally cleaned from impurities with demineralised water. This process allows reaching an ash content below 0.01%. Very slow filtration quantitative filter paper.
Equivalent to Whatman grade 42
Recommended for very slow filtration
Weight: 84g/m2
Thickness: 0.17mm
Pore size: 2 - 4µm
Filtration speed: 140s
Supplied as plain discs
| Manufacturer | SLS SELECT |
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