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Interested in Whatman Syringe Filters? Click Here!
| Grade No. 1 Filter Paper, Whatman Filters | |||
| For a wide range of laboratory applications; also clarifying liquids, gas filtration, air pollution analysis and soil analysis. | |||
| Size, cm | Whatman Filter No. | Unit | Price |
| 3.2 dia. | 1001-032 | Pack of 100 | $8.86 |
| 4.25 dia. | 1001-042 | Pack of 100 | $8.91 |
| 5.5 dia. | 1001-055 | Pack of 100 | $9.46 |
| 7.0 dia. | 1001-070 | Pack of 100 | $9.67 |
| 9.0 dia. | 1001-090 | Pack of 100 | $12.12 |
| 11.0 dia. | 1001-110 | Pack of 100 | $14.72 |
| 12.5 dia. | 1001-125 | Pack of 100 | $15.80 |
| 15.0 dia. | 1001-150 | Pack of 100 | $22.98 |
| 18.5 dia. | 1001-185 | Pack of 100 | $32.97 |
| 24.0 dia. | 1001-240 | Pack of 100 | $52.69 |
| 27.0 dia. | 1001-270 | Pack of 100 | $65.43 |
| 32.0 dia. | 1001-320 | Pack of 100 | $89.68 |
| 50.0 dia. | 1001-500 | Pack of 100 | $185.92 |
| 46 x 57 | 1001-917 | Pack of 100 | $204.62 |
| 46 x 57 | 1001-918 | Pack of 500 | $914.07 |
| Grade No. 2 Filter Paper, Whatman Filters | |||
| Somewhat more retentive, slower and more absorbent than Grade No.1. For general-purpose lab applications, monitoring specific contaminants in the atmosphere, and soil testing. | |||
| Diameter, cm | Whatman Filter No. | Unit | Price |
| 4.25 | 1002-042 | Pack of 100 | $11.85 |
| 5.5 | 1002-055 | Pack of 100 | $12.24 |
| 7 | 1002-070 | Pack of 100 | $13.47 |
| 9 | 1002-090 | Pack of 100 | $16.77 |
| 11 | 1002-110 | Pack of 100 | $16.44 |
| 12.5 | 1002-125 | Pack of 100 | $20.71 |
| 15 | 1002-150 | Pack of 100 | $27.35 |
| 18.5 | 1002-185 | Pack of 100 | $39.69 |
| 24 | 1002-240 | Pack of 100 | $65.37 |
| 32 | 1002-320 | Pack of 100 | $133.57 |
| 38.5 | 1002-385 | Pack of 100 | $177.96 |
| 50 | 1002-500 | Pack of 100 | $323.73 |
| Grade No. 3 Filter Paper, Whatman Filters | |||
| Slightly grained surface. Moderately thick. Highly absorbent. Highly suitable for use in Buchner funnels. | |||
| Diameter, cm | Whatman Filter No. | Unit | Price |
| 5.5 | 1003-055 | Pack of 100 | $14.30 |
| 7 | 1003-070 | Pack of 100 | $17.27 |
| 9 | 1003-090 | Pack of 100 | $21.49 |
| 11 | 1003-110 | Pack of 100 | $26.61 |
| 12.5 | 1003-125 | Pack of 100 | $32.16 |
| 15 | 1003-150 | Pack of 100 | $47.52 |
| 18.5 | 1003-185 | Pack of 100 | $62.38 |
| 24 | 1003-240 | Pack of 100 | $107.26 |
| Grade No. 4 Filter Paper, Whatman Filters | |||
| For rapid filtering with excellent retention of coarse particles and gelatinous precipitates. Good rapid filter for routine cleanup of biological fluids or organic extracts during analysis. Also for air pollution monitoring where high flow rates are required. | |||
| Diameter, cm | Whatman Filter No. | Unit | Price |
| 4.25 | 1004-042 | Pack of 100 | $9.09 |
| 5.5 | 1004-055 | Pack of 100 | $10.83 |
| 7 | 1004-070 | Pack of 100 | $11.25 |
| 9 | 1004-090 | Pack of 100 | $13.99 |
| 11 | 1004-110 | Pack of 100 | $17.59 |
| 12.5 | 1004-125 | Pack of 100 | $23.26 |
| 15 | 1004-150 | Pack of 100 | $29.47 |
| 18.5 | 1004-185 | Pack of 100 | $44.46 |
| 24 | 1004-240 | Pack of 100 | $76.63 |
| 32 | 1004-320 | Pack of 100 | $145.29 |
| Grade No. 5 Filter Paper, Whatman Filters | |||
| Very useful in clarification of cloudy solutions. Widely used in water analysis. | |||
| Diameter, cm | Whatman Filter No. | Unit | Price |
| 2.5 | 1005-325 | Pack of 100 | $9.45 |
| 5.5 | 1005-055 | Pack of 100 | $11.23 |
| 7 | 1005-070 | Pack of 100 | $13.38 |
| 9 | 1005-090 | Pack of 100 | $18.48 |
| 11 | 1005-110 | Pack of 100 | $23.88 |
| 12.5 | 1005-125 | Pack of 100 | $29.47 |
| 15 | 1005-150 | Pack of 100 | $44.04 |
| 18.5 | 1005-185 | Pack of 100 | $64.33 |
| 24 | 1005-240 | Pack of 100 | $107.15 |
| 32 | 1005-320 | Pack of 100 | $184.82 |
| Grade No. 41 Quantitative Filter Paper, Ashless, Whatman Filters | |||
| For analytical procedures involving coarse particles or gelatinous precipitates. Useful for iron or aluminum hydroxides. Also used in quantitative air pollution analysis as a paper tape for impregnation when determining gaseous compounds at high flow rates. | |||
| Diameter, cm | Whatman Filter No. | Unit | Price |
| 4.7 | 1441-047 | Pack of 100 | $23.26 |
| 5.5 | 1441-055 | Pack of 100 | $23.26 |
| 7 | 1441-070 | Pack of 100 | $29.47 |
| 9 | 1441-090 | Pack of 100 | $38.75 |
| 11 | 1441-110 | Pack of 100 | $47.02 |
| 12.5 | 1441-125 | Pack of 100 | $55.44 |
| 15 | 1441-150 | Pack of 100 | $74.83 |
| 18.5 | 1441-185 | Pack of 100 | $111.96 |
| 24 | 1441-240 | Pack of 100 | $177.30 |
| Grade No. 44 Quantitative Filter Paper, Ashless, Whatman Filters | |||
| Ashless paper for gravimetric analysis with very fine particle retention. A thinner paper than Grade No. 42, with lower ash weight per sample and almost twice the flow rate. | |||
| Diameter, cm | Whatman Filter No. | Unit | Price |
| 11 | 1444-110 | Pack of 100 | $51.38 |
| 12.5 | 1444-125 | Pack of 100 | $59.22 |
| 15 | 1444-150 | Pack of 100 | $75.11 |
| 18.5 | 1444-185 | Pack of 100 | $111.48 |
| Grade No. 50 Quantitative Filter Paper, Low Ash, Whatman Filters | |||
| Thin, smooth, hardened, low ash paper with high wet strength. Retains the finest crystalline precipitates. Highly suitable for qualitative or quantitative filtrations requiring vacuum assistance on Buchner or 3-piece filter funnels. Withstands wet handling and precipitate removal by scraping. | |||
| Diameter, cm | Whatman Filter No. | Unit | Price |
| 4.25 | 1450-042 | Pack of 100 | $22.53 |
| 5.5 | 1450-055 | Pack of 100 | $25.99 |
| 7 | 1450-070 | Pack of 100 | $29.47 |
| 9 | 1450-090 | Pack of 100 | $38.91 |
| 11 | 1450-110 | Pack of 100 | $51.38 |
| 12.5 | 1450-125 | Pack of 100 | $59.22 |
| 15 | 1450-150 | Pack of 100 | $69.57 |
| 18.5 | 1450-185 | Pack of 100 | $87.62 |
| 24 | 1450-240 | Pack of 100 | $156.14 |
| Grade No. 54 Quantitative Filter Paper, Low Ash, Whatman Filters | |||
| Hardened, low ash paper recommended for gelatinous precipitates and coarse particles. High wet strength makes this grade suitable for vacuum assisted fast filtration of “difficult” coarse or gelatinous precipitates. | |||
| Size, cm | Whatman Filter No. | Unit | Price |
| 5.5 dia. | 1454-055 | Pack of 100 | $25.99 |
| 7 dia. | 1454-070 | Pack of 100 | $29.47 |
| 9 dia. | 1454-090 | Pack of 100 | $42.26 |
| 11 dia. | 1454-110 | Pack of 100 | $51.38 |
| 12.5 dia. | 1454-125 | Pack of 100 | $59.22 |
| 15 dia. | 1454-150 | Pack of 100 | $69.57 |
| 18.5 dia. | 1454-185 | Pack of 100 | $87.76 |
| 24 dia. | 1454-240 | Pack of 100 | $156.14 |
| 46 x 57 | 1454-917 | Pack of 100 | $734.40 |
| Grade 551 Special-Purpose Filter Paper, Whatman Filters | |||
| Inert cotton linter, black dyed filter paper is designed for detection of light-colored precipitates. Also used in food laboratories and in determination of impurities in gases. | |||
| Diameter, cm | Whatman Filter No. | Unit | Price |
| 5.5 | 10310807 | Pack of 100 | $41.32 |
| 7 | 10310808 | Pack of 100 | $20.71 |
| 9 | 10310809 | Pack of 100 | $24.62 |
| 11 | 10310810 | Pack of 100 | $56.86 |
| 12.5 | 10310811 | Pack of 100 | $80.89 |
| Grade 589, Black Ribbon, Quantitative Filter Paper, Whatman Filters | |||
| Ashless, rough paper ideal for air monitoring, metallurgical analysis, as well as chromatography of compounds with Rf values that are well separated. | |||
| Diameter, cm | Whatman Filter No. | Unit | Price |
| 11 | 10300010 | Pack of 100 | $50.99 |
| 12.5 | 10300011 | Pack of 100 | $60.24 |
| 15 | 10300012 | Pack of 100 | $81.19 |
| No. 1 PS Water Repellent Phase Separating Paper, Whatman Filters | |||
| Silicone impregnated paper functions as a rapid phase separator in place of conventional separatory funnels. Paper retains aqueous phase and passes through hydrophobic phase. | |||
| Diameter, cm | Whatman Filter No. | Unit | Price |
| 9 | 2200-090 | Pack of 100 | $48.88 |
| 11 | 2200-110 | Pack of 100 | $61.01 |
| 12.5 | 2200-125 | Pack of 100 | $75.11 |
| 15 | 2200-150 | Pack of 100 | $97.67 |
| 18.5 | 2200-185 | Pack of 100 | $112.68 |
| 24 | 2200-240 | Pack of 100 | $152.64 |
| General-Purpose Filter Paper, Grade 595 and 995, Whatman Filters | |||
| A smooth-surfaced wood pulp paper. This moderately high wet-strength student grade paper is recommended for general non-critical filtrations. | |||
| Size, cm | Whatman Filter No. | Unit | Price |
| Grade 595 | |||
| 11.0 dia. | 10318610 | Pack of 100 | $44.64 |
| 15.0 dia. | 10311612 | Pack of 100 | $24.49 |
| 24.0 dia. | 10318620 | Pack of 100 | $47.94 |
| 32.0 dia. | 10318622 | Pack of 100 | $58.73 |
| 52 x 52 | 10538823 | Pack of 100 | $217.27 |
| Grade 995 | |||
| 18.5 dia. | 10318614 | Pack of 100 | $57.56 |
| Sharkskin General-Purpose Filter Paper, Whatman Filters | |||
| A creped wood pulp paper. This thin, hardened, high wet-strength paper is resistant to weak acids and alkalis; recommended for general and high-volume process filtration. | |||
| Diameter, cm | Whatman Filter No. | Unit | Price |
| 9 | 10347509 | Pack of 100 | $40.69 |
| 11 | 10347510 | Pack of 100 | $42.75 |
| 12.5 | 10347511 | Pack of 100 | $55.62 |
| 15 | 10347513 | Pack of 100 | $46.01 |
| 18.5 | 10347512 | Pack of 100 | $44.97 |
| 24 | 10347519 | Pack of 100 | $52.16 |
| 27 | 10347521 | Pack of 100 | $61.87 |
| 29 | 10347577 | Pack of 100 | $63.54 |
| 32 | 10347530 | Pack of 100 | $63.54 |
| 34 | 10347522 | Pack of 100 | $65.16 |
| 38.5 | 10347523 | Pack of 100 | $71.01 |
| 50 | 10347525 | Pack of 100 | $78.35 |
| Grade No. 1 Chr Thin Chromatography Paper, Cellulose, Whatman Filters | |||
| Specially made for chromatography. White, smooth, normally-hard surface. Recommended for general purpose chromatography uses. In sheets and rolls. | |||
| Size | Whatman Filter No. | Unit | Price |
| Sheets | |||
| 20 x 20 cm | 3001-861 | Pack of 100 | $63.10 |
| 46 x 57 cm | 3001-917 | Pack of 100 | $261.99 |
| 58 x 68 cm | 3001-931 | Pack | $386.94 |
| Rolls | |||
| 1 cm x 100 m | 3001-604 | Each | $27.07 |
| 2 cm x 100 m | 3001-614 | Each | $34.38 |
| 3 cm x 100 m | 3001-640 | Each | $47.95 |
| 4 cm x 100 m | 3001-652 | Each | $61.29 |
| 5 cm x 100 m | 3001-653 | Each | $65.79 |
| 1" x 100 yd. | 3001-633 | Each (1 IN) | $41.01 |
| 11/2" x 100 yd. | 3001-651 | Each | $61.29 |
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