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Whatman 1004090–100 Grade 4 Qualitative papier filtre, 90 mm d'épaisseur et volume maximum 1621 ml/M (lot de 100) : Amazon.fr: Commerce, Industrie et Science
Whatman 1001-813 Quantitative Filter Paper Sheet, 11 Micron, 10.5 s/100mL/sq inch Flow Rate, Grade 1, 31mm Length x 26mm Width (Pack of 1000): Science Lab Quantitative Filter Paper: Amazon.com: Industrial & Scientific
Whatman 1002110 Quantitative Filter Paper Circles, 8 Micron, 21 s/100mL/sq inch Flow Rate Grade 2, 110mm Diameter (Pack of 100): Science Lab Quantitative Filter Paper: Amazon.com: Industrial & Scientific
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Whatman 1001-0155 Quantitative Filter Paper Circles, 11 Micron, 10.5 s/100mL/sq inch Flow Rate, Grade 1, 15mm Diameter (Pack of 500): Science Lab Quantitative Filter Paper: Amazon.com: Industrial & Scientific