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Whatman™ Shark Skin™ Grade General Purpose Filters

By Schleicher & Schuell
Whatman™ Shark Skin™ Grade General Purpose Filters

Whatman™ filter papers are made from super-refined cellulose and designed to have particular properties for each technical application. The Shark Skin® grade filters are creped, medium to slow speed, with high wet strength. Recommended for general filtration and for high volume process filtration. Resistant to weak acids and alkalies. Available in circles, sheets, and rolls.

Technical Data on Schleicher & Schuell Filter Paper:

Grade Weight Thickness Precipitate Retention Range Filtration Speed1 Wet Strength
Quantitative Low Ash
589 Black Ribbon 76g/m2 0.21mm 20-30µm 12 sec 5.1 psi
589 White Ribbon 87 0.21 8-12 34 5.5
589 Blue Ribbon 90 0.19 2-5 150 3.6
Qualitative Low Ash
604 75g/m2 0.20mm 20-30µm 12 sec 7.0 psi
597 90 0.21 8-12 38 5.2
576 92 0.14 2-5 392 76
General Purpose
Shark Skin® 44g/m2 0.17mm 8-12µm 19 sec 80 psi
Pre-Pleated
588 81g/m2 0.21mm 20-30µm 6 sec 41 psi

1Liquid Filtration Speed is the average time in seconds for 10mL of distilled water to pass through an 11cm quadrant folded, free hanging cone. ASTM method E832-9.3.

           
Cat.No. Diam Size PK    
32-10347509 90mm   $75.22
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32-10347510 110mm   $78.00
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32-10347511 125mm   $101.34
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32-10347513 150mm   $83.00
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32-10347512 185mm   $83.00
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32-10347519 240mm   $93.54
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32-10347521 270mm   $111.60
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32-10347577 290mm   $114.14
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32-10347530 320mm   $114.14
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32-10347522 340mm   $116.86
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32-10347523 385mm   $129.92
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32-10347525 500mm   $185.76
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32-10538877   8 x 10" $111.60
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32-10537138   21" x 750 ft. $1156.86
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