Filter Circles, 47mm Dia, Ashless Grade 40, 100/pk
Product Description: Whatman filter papers are world-renowned as the standard for laboratory filtration and are associated with quality, reliability and customer service. Manufactured from high-quality cotton linters, which have been treated to achieve a minimum alpha cellulose contact of 98%. Used for general filtration and exhibit particle retention levels down to 2.5 ?m. Used in qualitative analytical techniques to determine and identify materials. Offers a wide choice of retention/flow rate combinations to suit numerous laboratory applications. The different groups of cellulose filters offer increasing degrees of purity, hardness and chemical resistance. Prepleated filters are also available, which give improved flow rate and increased loading capacity compared to equivalent flat filters.
Availability: 14-21 Days
Shipping: Most products ship within 3-5 days of ordering, unless noted in the Description section. PPE products could take a lot longer.
Free standard shipping: Single orders of $500 or more will receive free standard shipping, with the exception of products marked with "Drop Ship".
Drop shipping: Call (800) 795-6369 to inquire about products marked with "Drop Ship" in the Description section. Most products marked with "Drop Ship" can be ordered over the phone.
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