Filter Paper, round, Grade 8, 45 mm, 100 pc/PAK

Whatman Filter Grade 8 are made from white cotton linter fibers with a high alpha cellulose content. Resistant to aqueous and non-aqueous solutions. Use: important routine analyses in the food and pharmaceutical industries.
White filter paper with printed green lines for optical assessment. For routine investigations of foreign substances in a variety of sample types.

Here you can find the certificate: https://www.cytivalifesciences.com/en/de/support/quality/certificates