Grade 0048 Application-Specific Filter, circle, 32 mm Filter mat made from a mixture of cellulose and polyester used for optically testing baby food (artificial milk) for textile fibers. Whatman offers a line of cellulose filter papers for specific applications. The product line includes filter papers for use in soil analysis and filter papers for the sugar industry.
Here you can find the cartificat: https://www.gelifesciences.com/en/de/support/quality/certificates
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