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FILTER PAPER. Qualitative, Wet-Strength, Grade 950, 7 cm circle, 100/pk

GR950 Filter Paper Circles. 100 Circles/PK. 100PK/CS. 9.00cm diameter circles. Qualitative, Wet Strength Filter Paper. Slow filtration speed & absorbence. Weight 88g/m2, Thickness 0.20mm, Herzberg 491sec/100ml, Rapidity 14ml/min, Capillary Rise 14mm, Retention 2um, smooth, 40% cotton/60% wood fiber.

FILTER PAPER. Qualitative, Wet-Strength, Grade 950, 11 cm circle, 100/pk

FILTER PAPER. Qualitative, Wet-Strength, Grade 950, 12.5 cm circle, 100/pk

FILTER PAPER. Qualitative, Wet-Strength, Grade 950, 15 cm circle, 100/pk

FILTER PAPER. Qualitative, Wet-Strength, Grade 950, 24 cm circle, 100/pk

FILTER PAPER. Qualitative, Wet-Strength, Grade 950, 32 cm circle, 100/pk

FILTER PAPER. Qualitative, Wet-Strength, Grade 950, 38.5 cm circle, 100/pk

FILTER PAPER. Qualitative, Wet-Strength, Grade 950, 40 cm circle, 100/pk

FILTER PAPER. Qualitative, Wet-Strength, Grade 950, 45 cm circle, 100/pk

FILTER PAPER. Qualitative, Wet-Strength, Grade 950, 50 cm circle, 100/pk

FILTER PAPER. Qualitative, Wet-Strength, Grade 961, 5.5 cm circle, 50/pk

FILTER PAPER. Qualitative, Wet-Strength, Grade 961, 7 cm circle, 50/pk

FILTER PAPER. Qualitative, Wet-Strength, Grade 961, 9 cm circle, 50/pk

FILTER PAPER. Qualitative, Wet-Strength, Grade 961, 11 cm circle, 50/pk

FILTER PAPER. Qualitative, Wet-Strength, Grade 961, 12.5 cm circle, 50/pk

FILTER PAPER. Qualitative, Wet-Strength, Grade 961, 15 cm circle, 50/pk

FILTER PAPER. Qualitative, Wet-Strength, Grade 961, 18.5 cm circle, 50/pk

FILTER PAPER. Qualitative, Wet-Strength, Grade 961, 20.5 cm circle, 50/pk

FILTER PAPER. Qualitative, Wet-Strength, Grade 961, 24 cm circle, 50/pk

FILTER PAPER. Qualitative, Wet-Strength, Grade 961, 32 cm circle, 50/pk

FILTER PAPER. Qualitative, Wet-Strength, Grade 961, 38.5 cm circle, 50/pk

FILTER PAPER. Qualitative, Wet-Strength, Grade 961, 40 cm circle, 50/pk

FILTER PAPER. Qualitative, Wet-Strength, Grade 961, 45 cm circle, 50/pk

FILTER PAPER. Qualitative, Wet-Strength, Grade 961, 50 cm circle, 50/pk

FILTER PAPER. Qualitative, Wet-Strength, Grade 962, 4.25 cm circle, 100/pk

FILTER PAPER. Qualitative, Wet-Strength, Grade 962, 5.5 cm circle, 100/pk

FILTER PAPER. Qualitative, Wet-Strength, Grade 962, 7 cm circle, 100/pk

FILTER PAPER. Qualitative, Wet-Strength, Grade 962, 9 cm circle, 100/pk

FILTER PAPER. Qualitative, Wet-Strength, Grade 962, 11 cm circle, 100/pk

FILTER PAPER. Qualitative, Wet-Strength, Grade 962, 12.5 cm circle, 100/pk

FILTER PAPER. Qualitative, Wet-Strength, Grade 962, 15 cm circle, 100/pk

FILTER PAPER. Qualitative, Wet-Strength, Grade 962, 18.5 cm circle, 100/pk

FILTER PAPER. Qualitative, Wet-Strength, Grade 962, 24 cm circle, 100/pk

FILTER PAPER. Qualitative, Wet-Strength, Grade 962, 27 cm circle, 100/pk

FILTER PAPER. Qualitative, Wet-Strength, Grade 962, 32 cm circle, 100/pk

FILTER PAPER. Qualitative, Wet-Strength, Grade 962, 40 cm circle, 100/pk

FILTER PAPER. Qualitative, Wet-Strength, Grade 962, 50 cm circle, 100/pk

FILTER PAPER. Electrophoresis/Blotting, Thick, Grade 238, 5x7.5cm, 100/pk

FILTER PAPER. Electrophoresis/Blotting, Thick, Grade 238, 7x8cm, 100/pk

GR238 Filter Paper Sheets. 100 Sheets/PK, 11cm x 14cmsheets. Electrophoresis/Blotting, Thick Filter Paper. Medium absorbance rate. Weight 186g/m2, Thickness 0.35mm, Rapidity 35ml/min, Capillary Rise 24mm, 100% Cotton fiber.

FILTER PAPER. Electrophoresis/Blotting, Thick, Grade 238, 12x14cm, 100/pk

FILTER PAPER. Electrophoresis/Blotting, Thick, Grade 238, 14x17cm, 100/pk

FILTER PAPER. Electrophoresis/Blotting, Thick, Grade 238, 15x17cm, 100/pk

FILTER PAPER. Electrophoresis/Blotting, Thick, Grade 238, 16x16cm, 100/pk

FILTER PAPER. Electrophoresis/Blotting, Thick, Grade 238, 15x20cm, 100/pk

FILTER PAPER. Electrophoresis/Blotting, Thick, Grade 238, 18x34cm, 100/pk

FILTER PAPER. Electrophoresis/Blotting, Thick, Grade 238, 20x25cm, 100/pk

FILTER PAPER. Electrophoresis/Blotting, Thick, Grade 238, 33x43cm, 100/pk

FILTER PAPER. Electrophoresis/Blotting, Thick, Grade 238, 35x45cm, 100/pk

FILTER PAPER. Electrophoresis/Blotting, Thick, Grade 238, 52x52cm, 100/pk

FILTER PAPER. Electrophoresis/Blotting, Thick, Grade 238, 58x68cm, 100/pk

FILTER PAPER. Electrophoresis/Blotting, Thin, Grade 601, 58x68cm, 100/pk

FILTER PAPER. Qualitative, High Purity, Grade 642, 46x57cm, 100/pk

FILTER PAPER. Qualitative, High Purity, Grade 631, 46x57cm, 100/pk

FILTER PAPER. Electrophoresis/Blotting, Very Thick, Grade 243, 46x57cm, 100/pk

FILTER PAPER. Electrophoresis/Blotting, Very Thick, Grade 222, 1.983 cm circle, 500/pk

FILTER PAPER. Electrophoresis/Blotting, Very Thick, Grade 222, 46x57cm, 100/pk

FILTER PAPER. Qualitative, Wet-Strength, Grade 961, 46x57 cm , 100/pk

POLYSHIELD. Polyshield, Fluid Barrier, Grade 4002, 8 cm circle, 2000/case

FILTER PAPER. Quantitative, Ashless, Grade 54, 50 cm circle, 100/pk

FILTER PAPER. Glass Fiber, Binderless, Grade 161, 11x11 cm, 100/pk

Grade 1 Filter Paper. 50.0cm diameter. For a wide range of laboratory applications, liquid clarification, gas filtration, air pollution analysis, and soil analysis. Medium porosity. Medium flow rate. 11um particle retention.

Standard Grade Circles Grade 1 . Qualitative Filter Paper. 11 um. The most widely used filter paper in the Whatman range. Medium retention and flow rate. Extended range of circle sizes from 2 to 50 cm diameter. Sheets and strips also available.

Standard Grade Circles Grade 3 . Qualitative Filter Paper. 6 um. Double the thickness of No. 1 with still finer particle retention and excellent loading capacity; more precipitate can be held without clogging.

Standard Grade Circles Grade 4 . Qualitative Filter Paper. 20-25 um. Extremely fast filtering with excellent retention of coarse particles and gelatinous precipitates such as ferric hydroxide and aluminum hydroxide.

Standard Grade Circles Grade 4 . Qualitative Filter Paper. 20-25 um. Extremely fast filtering with excellent retention of coarse particles and gelatinous precipitates such as ferric hydroxide and aluminum hydroxide.

Standard Grade Circles Grade 5 . Qualitative Filter Paper. 2.5 um. The maximum degree of fine particle filtration in the qualitative range. Capable of retaining the fine precipitates encountered in chemical analysis. Slow flow rate.

Folded (Prepleated) Grade Circles Grade 2V . Qualitative Filter Paper. 8 um. Widely used for general purpose filtration. Slightly more retentive than No. 1. Has excellent particle retention and a good filtration speed and loading capacity.

Whatmanâ„¢ Quantitative Filter Papers, Ashless Grades (ash 0.007%), Grade 40, Whatman Products (Cytiva) - 1440-320

Grade 43 Quantitative Filter Paper, Ashless. 15.0cm diameter. For food or soil analysis, particle collection in air pollution monitoring, and inorganic analysis. Intermediate in retention between Grades 40 and 41. Twice as fast as Grade 40. Medium-Coarse porosity. Fast flow. 16um particle retention.

Ashless Grade Circles Grade 43 . Quantitative Filter Paper. 16 u m. Intermediate in retention between No. 40 and No. 41, and twice as fast as No. 40Intermediate in retention between No. 40 and No. 41, and twice as fast as No. 40

Ashless Grade Circles Grade 44 . Quantitative Filter Paper. 3 u m. Thin version of No. 42 retaining very fine particles but with lower ash weight per sample and almost twice as fast as No. 42.

Hardened Ashless Grade Circles Grade 540 . Quantitative Filter Papers. 8 um. The general purpose hardened ashless filter paper with medium retention and flow rate. Extremely pure and strong with a hard surface. High chemical resistance to strong acid and alkali.

Hardened Low Ash Grade Circles Grade 52 . Quantitative Filter Papers. 7 u m. The general purpose hardened filter paper with medium retention and flow rate. Very hard surface.

Hardened Low Ash Grade Circles Grade 54 . Quantitative Filter Papers. 20-25 u m. Very fast filtration for use with coarse and gelatinous precipitates. High wet strength makes this grade very suitable for vacuum assisted fast filtration of difficult coarse or gelatinous precipitates.

Wet-Strengthened Grade Circles Grade 114 . Qualitative Filter Papers. 25 um. Only half the thickness of No. 113 and suitable for coarse or gelatinous precipitates. Smooth surface for easy recovery of precipitates.

Wet-Strengthened Grade Circles Grade 114 . Qualitative Filter Papers. 25 um. Only half the thickness of No. 113 and suitable for coarse or gelatinous precipitates. Smooth surface for easy recovery of precipitates.

Wet-Strengthened Grade Circles Grade 114 . Qualitative Filter Papers. 25 um. Only half the thickness of No. 113 and suitable for coarse or gelatinous precipitates. Smooth surface for easy recovery of precipitates.

Wet-Strengthened Grade Circles Grade 114 . Qualitative Filter Papers. 25 um. Only half the thickness of No. 113 and suitable for coarse or gelatinous precipitates. Smooth surface for easy recovery of precipitates.

Wet-Strengthened Grade Circles Grade 114 . Qualitative Filter Papers. 25 um. Only half the thickness of No. 113 and suitable for coarse or gelatinous precipitates. Smooth surface for easy recovery of precipitates.

Grade 1 Filter Paper. 46x57cm. For a wide range of laboratory applications, liquid clarification, gas filtration, air pollution analysis, and soil analysis. Medium porosity. Medium flow rate. 11um particle retention.

Reeve Angel Brand Filter Papers Grade 802 12.5 cm. Creped surface provides relatively higher filtration area than in a smooth paper of the same diameter. Retains coarse crystalline and gelatinous precipitates with fast flow rate. Does not contain wet-strength additives.

Reeve Angel Brand Filter Papers 18.5 cm.

Reeve Angel Brand Filter Papers 38.5 cm.

Reeve Angel Brand Filter Papers Grade 230, 11.0cm. This is the most retentive of the Reeve Angel filters with a slow flow rate and fine particle retention.

Reeve Angel Brand Filter Papers Grade 230, 18.5cm. This is the most retentive of the Reeve Angel filters with a slow flow rate and fine particle retention.

Surface Wipes-Smear Tab Grade 50 . Quantitative Filter Paper. 2.7 u m. Retention of finest crystalline precipitates. The thinnest of all Whatman filter papers. Slow flow rate. Hardened and highly glazed surface. This finish also keeps the paper free from loose surface fibers.

PAPER FILTER. Fluted, Pleated, Grade 513, 32 cm circle, 100/pk

GR617 Filter Paper Circles. 50 Circles/PK. 100PK/CS. 15.00cm diameter circles. Qualitative, High Purity Filter Paper. Very fast filt speed/abs. Weight 123g/m2, Thickness 0.51mm, Herzberg 19sec/100ml, Rapidity 360ml/min, Capillary Rise 48mm, Retention 35um, Creped surface, 60% cotton/40% wood fiber.

PAPER FILTER. Qualitative, High Purity, Grade 613, 11 cm circle, 100/pk

GR613 Filter Paper Circles. 100 Circles/PK. 100PK/CS. 12.50cm diameter circles. Qualitative, High Purity Filter Paper. Medium filtration speed & abs. Weight 70g/m2, Thickness 0.17mm, Herzberg 114sec/100ml, Rapidity 60ml/min, Capillary Rise 25mm, Retention 6um, smooth, 70% cotton/30% wood fiber.

GR 613 Filter Paper Circles. 100 Circles/PK. 100PK/CS. 15.00cm diameter circles. Qualitative, High Purity Filter Paper. Medium filtration speed & abs. Weight 70g/m2, Thickness 0.17mm, Herzberg 114sec/100ml, Rapidity 60ml/min, Capillary Rise 25mm, Retention 6um, smooth, 70% cotton/30% wood fiber.

Filter Paper Grade 613 18.5 cm. Filter Paper, Qualitative, High Purity, Grade 613, 18.5 cm circle, with a medium flow rate and retention. It is commonly used in student laboratories. Useful in Buchner funnels for barium carbonate, lead chromate and beryllium hydroxides.

PAPER FILTER. Qualitative, High Purity, Grade 613, 4.25 cm circle, 100/pk

PAPER FILTER. Qualitative, High Purity, Grade 613, 5.5 cm circle, 100/pk

PAPER FILTER. Qualitative, High Purity, Grade 613, 7.5 cm circle, 100/pk

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