WHATMAN FILTER PAPER CIRCLES. BOX OF 100 PAPER CIRCLES. 12.50 CM DIA. GRADE NO. 1.
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WHATMAN FILTER PAPER CIRCLES. BOX OF 100 PAPER CIRCLES. 11.00 CM DIA. GRADE NO. 54.
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WHATMAN FILTER PAPER CIRCLES. BOX OF 100 PAPER CIRCLES. 11.00 CM DIA. GRADE NO. 5.
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Part number 1001-090. Whatman No. 1 Filter paper circles. This grade covers a wide range of laboratory applications and is frequently used for clarifying liquids. Traditionally the grade is used in qualitative analytical separations for precipitates such as lead sulfate, calcium oxalate (hot) and calcium carbonate.
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WHATMAN FILTER PAPER CIRCLES. GRADE NO. 542. BOX OF 100 PAPER CIRCLES. 11.00 CM DIA.
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WHATMAN FILTER PAPER CIRCLES. BOX OF 100 PAPER CIRCLES. 15.00 CM DIA. GRADE NO. 54.
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This is a collectible vintage box of Genuine Whatman Filter Paper by W&R Balston Ltd., England. This rare laboratory supply item, labeled as No. 1, dates to circa 1950 and is ideal for qualitative or rough quantitative work, designed to retain medium-sized particles. It's perfect for collectors of vintage scientific equipment, antique advertising, or anyone interested in historical lab supplies. The box shows signs of age with some wear, scuffing, and edge damage, reflecting its history and vintage appeal. The original label is intact, featuring "Made in England" along with patent and registration details. Whether displayed in a lab-themed decor or added to a collection of antique advertising items, this piece is a unique conversation starter. These additional charges are the buyer's resp.
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WHATMAN FILTER PAPER CIRCLES. BOX OF 100 PAPER CIRCLES. 27.00 CM DIA. GRADE NO. 4.
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