SLS Select Quantitative Ashless Filter Paper Discs - Slow - 90mm

Stock Code: 3673250
Manufacturer Part No: SLS2162

Descriptions

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%. Slow filtration quantitative filter paper.

Equivalent to Whatman grade 44

Recommended for slow filtration.

Weight: 74g/m²

Thickness: 0.16mm

Pore size: 7 - 9µm

Filtration speed: 100s

Supplied as plain discs