23 Top Quantitative Filter Papers

 

Thomas CFP44-090 Cellulose Quantitative Filter Paper 9cm Diameter 15-35 Micron Slow Flow Grade CFP44 Pack of 100

Thomas CFP44-090 Cellulose Quantitative Filter Paper, 9cm Diameter, 1.5-3.5 Micron, Slow Flow, Grade CFP44 (Pack of 100)

Thomas CFP44-090 Cellulose Quantitative Filter Paper, 9cm Diameter, 1.5-3.5 Micron, Slow Flow, Grade CFP44 (Pack of 100) - Quantitative cellulose filter papers are primarily used in gravimetric analysis procedures and perform separations. This grade demonstrates medium retention and flow rates. This media family is also widely used in methods to prepare samples. Demonstrating a slightly wider retention rate within a similar flow rate. These ashless filter papers are manufactured from refined pulp and linters.

 

Whatman 1003-055 Quantitative Filter Paper Circles 6 Micron 26 s100mLsq inch Flow Rate Grade 3 55mm Diameter Pack of 100

Whatman 1003-055 Quantitative Filter Paper Circles, 6 Micron, 26 s/100mL/sq inch Flow Rate, Grade 3, 55mm Diameter (Pack of 100)

Whatman 1003-055 Quantitative Filter Paper Circles, 6 Micron, 26 s/100mL/sq inch Flow Rate, Grade 3, 55mm Diameter (Pack of 100) - Grade 3. Double the thickness of grade 1 even finer particle retention and excellent loading capacity. Used in qualitative analytical techniques to determine and identify materials. 55cm. Extra thickness gives increased wet strength makes this grade highly suitable for use in büchner funnels.

 

Whatman 1001-070 Quantitative Filter Paper Circles 11 Micron 105 s100mLsq inch Flow Rate Grade 1 70mm Diameter Pack of 100

Whatman 1001-070 Quantitative Filter Paper Circles, 11 Micron, 10.5 s/100mL/sq inch Flow Rate, Grade 1, 70mm Diameter (Pack of 100)

Whatman 1001-070 Quantitative Filter Paper Circles, 11 Micron, 10.5 s/100mL/sq inch Flow Rate, Grade 1, 70mm Diameter (Pack of 100) - 0cm, grade 1, cellulose filter paper is the most widely used filter paper for routine applications with medium retention (11µm) and flow rate. In air pollution monitoring, using circles or rolls, atmospheric dust is collected from airflow and the stain-intensity is measured photometrically. In agriculture, it is used for soil analysis and seed testing procedures. Diameter 7. 0cm. Retention 11µm. This whatman 7. For gas detection, the paper is impregnated with a chromogenic reagent and color formation is quantified by optical reflectance. 100/pack. Traditionally, this grade is used in qualitative analytical separations for precipitates such as lead sulfate, calcium oxalate (hot), and calcium carbonate. It is also used for numerous routine techniques in the food industry to separate solid foodstuffs from associated liquid or extracting liquid and is widely used in education for teaching simple qualitative analytical separations. Whatman # 1001-070.

 

Whatman 1004-070 Quantitative Filter Paper Circles 20-25 Micron 37 s100mLsq inch Flow Rate Grade 4 70mm Diameter Pack of 100

Whatman 1004-070 Quantitative Filter Paper Circles, 20-25 Micron, 3.7 s/100mL/sq inch Flow Rate, Grade 4, 70mm Diameter (Pack of 100)

Whatman 1004-070 Quantitative Filter Paper Circles, 20-25 Micron, 3.7 s/100mL/sq inch Flow Rate, Grade 4, 70mm Diameter (Pack of 100) - 70cm. Extremely fast filtering provides excellent retention of coarse particles (20-25µm) and gelatinous precipitates such as ferric hydroxide and aluminium hydroxide. Used when high flow rates in air pollution monitoring are required and the collection of fine particles is not critical. Grade 4. Used in qualitative analytical techniques to determine and identify materials.

 

Whatman 1440-090 Ashless Quantitative Filter Paper 90cm Diameter 8 Micron Grade 40 Pack of 100

Whatman 1440-090 Ashless Quantitative Filter Paper, 9.0cm Diameter, 8 Micron, Grade 40 (Pack of 100)

Whatman 1440-090 Ashless Quantitative Filter Paper, 9.0cm Diameter, 8 Micron, Grade 40 (Pack of 100) - Primary filter for separating solid matter from aqueous extracts in general soil analysis and quantitative determination of sediments in milk. Use as apure analytical grade clean-up filter for solutions prior to aa spectrophotometry high purity filter in collecting trace elements and radionuclides from the atmosphere. Classic general purpose ashless filter paper medium speed and retention typical applications include gravimetric analysis for numerous components in cements, clays, iron and steel products. Diameter 90cm. Retention 8µm.

 

Whatman 10312209 Quantitative Filter Paper 8-10 Micron Grade 598 90mm Diameter Pack of 100

Whatman 10312209 Quantitative Filter Paper, 8-10 Micron, Grade 598, 90mm Diameter (Pack of 100)

Whatman 10312209 Quantitative Filter Paper, 8-10 Micron, Grade 598, 90mm Diameter (Pack of 100) - Retention 8-10µm. Diameter 90mm. A thick filter paper with high loading capacity. 100/pack. Basis weight 140g/m². Filtration speed 50 herzberg. Combines medium retention with medium fast to quick filtration speed. Typical thickness 320µm. Whatman # 10312209.

 

Ahlstrom 0940-1100 Quantitative Filter Paper Circle 15 Micron Slow Flow Grade 94 11cm Diameter Pack of 100

Ahlstrom 0940-1100 Quantitative Filter Paper Circle, 1.5 Micron, Slow Flow, Grade 94, 11cm Diameter (Pack of 100)

Ahlstrom 0940-1100 Quantitative Filter Paper Circle, 1.5 Micron, Slow Flow, Grade 94, 11cm Diameter (Pack of 100) - 1. The quantitative grades are manufactured from top quality cotton linters using ultra-pure, reverse-osmosis water and are further treated with dilute acid to remove any remaining organic and inorganic impurities. Medium loading capacity. These standard ashless grades are high purity filter papers suitable for routine quantitative gravimetric techniques and in the preparation of samples for use in analysis involving instrumental techniques. Bulk packaging. Ahlstrom manufactures a series of extremely high purity, acid washed filter papers designed for use in analytical and gravimetric analysis. 5 micrometer retention. This is an extremely fine retention filter for critical gravimetric analysis of very fine particles such as barium and lead sulfates, stannic and nickel sulfide, calcium oxalate and calcium fluoride. 1724 sec/100mls filtration speed herzberg. All quantitative grades are manufactured in a strictly controlled environment that ensures high uniformity and high purity from filter to filter. 4 mls/min filtration speed rapidity.

 

Whatman 1001325 Quantitative Filter Paper Circles 11 Micron 105 s100 mlsq in Flow Rate Grade 1 25 mm Diameter Pack of 100

Whatman 1001325 Quantitative Filter Paper Circles, 11 Micron, 10.5 s/100 ml/sq in Flow Rate, Grade 1, 25 mm Diameter (Pack of 100)

Whatman 1001325 Quantitative Filter Paper Circles, 11 Micron, 10.5 s/100 ml/sq in Flow Rate, Grade 1, 25 mm Diameter (Pack of 100) - Each grade offers a convenient combination of filtration speed and particle retention. The tough surfaces pf these filters make them suitable for a wide range of critical analytical filtration operations. These are the supreme quantitative filter papers featuring high wet strength and chemical resistance. These papers are acid-hardened, which reduces ash to an extremely low level.

 

Whatman 1003-090 Quantitative Filter Paper Circles 6 Micron 26 s100mLsq inch Flow Rate Grade 3 90mm Diameter Pack of 100

Whatman 1003-090 Quantitative Filter Paper Circles, 6 Micron, 26 s/100mL/sq inch Flow Rate, Grade 3, 90mm Diameter (Pack of 100)

Whatman 1003-090 Quantitative Filter Paper Circles, 6 Micron, 26 s/100mL/sq inch Flow Rate, Grade 3, 90mm Diameter (Pack of 100) - 90cm. Double the thickness of grade 1 even finer particle retention and excellent loading capacity. Extra thickness gives increased wet strength makes this grade highly suitable for use in büchner funnels. Used in qualitative analytical techniques to determine and identify materials. Grade 3.

 

Whatman 1113-125 Quantitative Filter Paper Circles 30 Micron 13 s100mLsq inch Flow Rate Grade 113 125mm Diameter Pack of 100

Whatman 1113-125 Quantitative Filter Paper Circles, 30 Micron, 1.3 s/100mL/sq inch Flow Rate, Grade 113, 125mm Diameter (Pack of 100)

Whatman 1113-125 Quantitative Filter Paper Circles, 30 Micron, 1.3 s/100mL/sq inch Flow Rate, Grade 113, 125mm Diameter (Pack of 100) - 125cm. Has the fastest flow rate of the qualitative grades crêped surface thickest filter paper in the qualitative range. Extremely strong high wet strength due to the addition of a small quantity of chemically stable resin. Grade 113. Ultra high loading capacity with a 30µm particle retention ideal for use with coarse or gelatinous precipitates.

 

Whatman 1005-185 Quantitative Filter Paper Circles 25 Micron 94 s100mLsq inch Flow Rate Grade 5 185mm Diameter Pack of 100

Whatman 1005-185 Quantitative Filter Paper Circles, 2.5 Micron, 94 s/100mL/sq inch Flow Rate, Grade 5, 185mm Diameter (Pack of 100)

Whatman 1005-185 Quantitative Filter Paper Circles, 2.5 Micron, 94 s/100mL/sq inch Flow Rate, Grade 5, 185mm Diameter (Pack of 100) - Slow flow rate excellent clarifying filter for cloudy suspensions and for water and soil analysis. Grade 5. Has the maximum degree of fine particle filtration (25µm) in the qualitative range capable of retaining the fine precipitates encountered in chemical analysis. 185cm. Used in qualitative analytical techniques to determine and identify materials.

 

Whatman 1004-185 Quantitative Filter Paper Circles 20-25 Micron 37 s100mLsq inch Flow Rate Grade 4 185mm Diameter Pack of 100

Whatman 1004-185 Quantitative Filter Paper Circles, 20-25 Micron, 3.7 s/100mL/sq inch Flow Rate, Grade 4, 185mm Diameter (Pack of 100)

Whatman 1004-185 Quantitative Filter Paper Circles, 20-25 Micron, 3.7 s/100mL/sq inch Flow Rate, Grade 4, 185mm Diameter (Pack of 100) - Used in qualitative analytical techniques to determine and identify materials. Extremely fast filtering provides excellent retention of coarse particles (20-25µm) and gelatinous precipitates such as ferric hydroxide and aluminium hydroxide. Used when high flow rates in air pollution monitoring are required and the collection of fine particles is not critical. 185cm. Grade 4.

 

Whatman 10300110 Ashless Quantitative Filter Paper 110mm Diameter 4-12 Micron Grade 5892 Pack of 100

Whatman 10300110 Ashless Quantitative Filter Paper, 110mm Diameter, 4-12 Micron, Grade 589/2 (Pack of 100)

Whatman 10300110 Ashless Quantitative Filter Paper, 110mm Diameter, 4-12 Micron, Grade 589/2 (Pack of 100) - Ashless standard filter paper for medium fine precipitates (class 2b acc to din 53 135) offering medium filtration speed. Diameter 110mm. Retention 4-12µm. Applied in a variety of routine methods in quantitative analysis, eg determination of the sand content in foodstuffs to § 35 lmbg, determination of the grade of flour , or analysis of aqueous suspensions in the paper industry. Filtration speed 70 herzberg ash content 001% typical thickness 180µm basis weight 85g/m².

 

Whatman 1442-150 Ashless Quantitative Filter Paper 150cm Diameter 25 Micron Grade 42 Pack of 100

Whatman 1442-150 Ashless Quantitative Filter Paper, 15.0cm Diameter, 2.5 Micron, Grade 42 (Pack of 100)

Whatman 1442-150 Ashless Quantitative Filter Paper, 15.0cm Diameter, 2.5 Micron, Grade 42 (Pack of 100) - Typical analytical precipitates include barium sulphate, metastannic acid and finely precipitated calcium carbonate. A world standard for critical gravimetric analysis. A whatman cellulose filter is manufactured from high quality cotton linters treated to achieve a minimum alpha cellulose content of 98%. Diameter 150cm. Retention 25µm.

 

Whatman 1005-070 Quantitative Filter Paper Circles 25 Micron 94 s100mLsq inch Flow Rate Grade 5 70mm Diameter Pack of 100

Whatman 1005-070 Quantitative Filter Paper Circles, 2.5 Micron, 94 s/100mL/sq inch Flow Rate, Grade 5, 70mm Diameter (Pack of 100)

Whatman 1005-070 Quantitative Filter Paper Circles, 2.5 Micron, 94 s/100mL/sq inch Flow Rate, Grade 5, 70mm Diameter (Pack of 100) - Slow flow rate excellent clarifying filter for cloudy suspensions and for water and soil analysis. Used in qualitative analytical techniques to determine and identify materials. Grade 5. Has the maximum degree of fine particle filtration (25µm) in the qualitative range capable of retaining the fine precipitates encountered in chemical analysis. 70cm.

 

Whatman 4716H35PK 1441150 Grade 41 Quantitative Filter Paper Ashless Filter Circles 150 mm Max Volume 1764 mlm Pack of 100

Whatman 4716H35PK 1441150 Grade 41 Quantitative Filter Paper Ashless Filter Circles, 150 mm Max Volume 1764 ml/m (Pack of 100)

Whatman 4716H35PK 1441150 Grade 41 Quantitative Filter Paper Ashless Filter Circles, 150 mm Max Volume 1764 ml/m (Pack of 100) - Especially suitable for iron or aluminum hydroxides rough surface. Widely used in determining silicon in iron and steel analysis. Used for quantitative air pollution analysis when determining gaseous compounds at high flow rates. Acid washed, ash content 0007%. Fast filtration of coarse or gelatinous precipitates (20-25 µm particle retention).

 

Ahlstrom 0950-1850 Quantitative Filter Paper 15 Micron Slow Flow Grade 95 18cm Diameter Pack of 100

Ahlstrom 0950-1850 Quantitative Filter Paper, 1.5 Micron, Slow Flow, Grade 95, 18cm Diameter (Pack of 100)

Ahlstrom 0950-1850 Quantitative Filter Paper, 1.5 Micron, Slow Flow, Grade 95, 18cm Diameter (Pack of 100) - Medium loading capacity. 458 sec/100mls filtration speed herzberg. Each grade offers a convenient combination of particle retention and flow rate and are generally used because of their high chemical resistance to strong acid and alkali. The quantitative grades are manufactured from top quality cotton linters using ultra-pure, reverse-osmosis water and are further treated with dilute acid to remove any remaining organic and inorganic impurities. All quantitative grades are manufactured in a strictly controlled environment that ensures high uniformity and high purity from filter to filter. Ahlstrom 95 1. 006 percent) these specially treated hardened ashless grades are available for critical quantitative analytical techniques requiring increased wet-strength and handling capacity. 15 mls/min filtration speed rapidity. Ahlstrom manufactures a series of extremely high purity, acid washed filter papers designed for use in analytical and gravimetric analysis. Hardened ashless grades (ash 0. These high purity filter papers have a tough, smooth surface free of loose fibers and are ideal for collecting wet precipitates. 5 micrometer -slow speed this is an extremely fine retention filter for critical gravimetric analysis and metal determination of very fine particles such as barium and lead sulfates, stannic and nickel sulfide, calcium oxalate and calcium fluoride.

 

Ahlstrom 0750-0210 Quantitative Filter Paper 2 Micron Medium Flow Grade 75 21cm Diameter Pack of 100

Ahlstrom 0750-0210 Quantitative Filter Paper, 2 Micron, Medium Flow, Grade 75, 2.1cm Diameter (Pack of 100)

Ahlstrom 0750-0210 Quantitative Filter Paper, 2 Micron, Medium Flow, Grade 75, 2.1cm Diameter (Pack of 100) - Ahlstrom 75 2. Hardened ashless grades (ash 0. Ahlstrom 75 is often used for filtering trace elements, collecting hydroxides after precipitation by strong alkalis and in the analysis of metals in acid and alkali solutions. All quantitative grades are manufactured in a strictly controlled environment that ensures high uniformity and high purity from filter to filter. 006 percent) these specially treated hardened ashless grades are available for critical quantitative analytical techniques requiring increased wet-strength and handling capacity. The quantitative grades are manufactured from top quality cotton linters using ultra-pure, reverse-osmosis water and are further treated with dilute acid to remove any remaining organic and inorganic impurities. 149 sec/100mls filtration speed herzberg. Each grade offers a convenient combination of particle retention and flow rate and are generally used because of their high chemical resistance to strong acid and alkali. These high purity filter papers have a tough, smooth surface free of loose fibers and are ideal for collecting wet precipitates. Ahlstrom manufactures a series of extremely high purity, acid washed filter papers designed for use in analytical and gravimetric analysis. Medium loading capacity. 0 micrometer, medium speed this grade has medium flow rate and good particle retention and is most commonly used for applications requiring high chemical resistance to strong acid and alkali. 45 mls/min filtration speed rapidity.

 

Whatman 1540-240 Quantitative Filter Paper Circles 8 Micron Grade 540 240mm Diameter Pack of 100

Whatman 1540-240 Quantitative Filter Paper Circles, 8 Micron, Grade 540, 240mm Diameter (Pack of 100)

Whatman 1540-240 Quantitative Filter Paper Circles, 8 Micron, Grade 540, 240mm Diameter (Pack of 100) - High wet strength makes this grade very suitable for vacuum assisted fast filtration of “difficult” coarse or gelatinous precipitates. 100/pack. 0cm. Diameter 24. Whatman # 1540-240. Retention 8µm. Very fast filtration for use with coarse and gelatinous precipitates.

 

Whatman 1540-055 Hardened Ashless Quantitative Filter Paper 55cm Diameter 8 Micron Grade 540 Pack of 100

Whatman 1540-055 Hardened Ashless Quantitative Filter Paper, 5.5cm Diameter, 8 Micron, Grade 540 (Pack of 100)

Whatman 1540-055 Hardened Ashless Quantitative Filter Paper, 5.5cm Diameter, 8 Micron, Grade 540 (Pack of 100) - Diameter 5. High wet strength makes this grade very suitable for vacuum assisted fast filtration of “difficult” coarse or gelatinous precipitates. Very fast filtration for use with coarse and gelatinous precipitates. Retention 8µm. 100/pack. 5cm. Whatman # 1540-055.

 

Ahlstrom 0540-0700 Quantitative Filter Paper 10 Micron Fast Flow Grade 54 7cm Diameter Pack of 100

Ahlstrom 0540-0700 Quantitative Filter Paper, 10 Micron, Fast Flow, Grade 54, 7cm Diameter (Pack of 100)

Ahlstrom 0540-0700 Quantitative Filter Paper, 10 Micron, Fast Flow, Grade 54, 7cm Diameter (Pack of 100) - This is a fast filtering grade for rapid filtration of coarse particles and gelatinous precipitates such as iron, zirconium and aluminum hydroxides, and cobalt sulfide. Ashless grades (ash 0007 percent). Recommended for fast analysis procedures for unstable precipitates such as silicon, which requires speedy filtration. Quantitative analysis. Ahlstrom 54 is also used in air pollution testing to determine gaseous compounds.

 

Whatman 10311807 Quantitative Filter Paper Circles 4-7 Micron Grade 597 55mm Diameter Pack of 100

Whatman 10311807 Quantitative Filter Paper Circles, 4-7 Micron, Grade 597, 55mm Diameter (Pack of 100)

Whatman 10311807 Quantitative Filter Paper Circles, 4-7 Micron, Grade 597, 55mm Diameter (Pack of 100) - Retention 4, 7µm. Used for a wide variety of analytical routine applications in different industries like food testing (eg determination of fat content acc to § 35 lmbg) or removal of carbon dioxide and turbidity from beverages (eg beer analysis acc to ebc or mebak). Diameter 55mm. Filtration speed 140 herzberg typical thickness 180µm basis weight 85g/m². Medium fast filter paper with medium to fine particle retention.

 

Whatman 1003-240 Quantitative Filter Paper Circles 6 Micron 26 s100mLsq inch Flow Rate Grade 3 240mm Diameter Pack of 100

Whatman 1003-240 Quantitative Filter Paper Circles, 6 Micron, 26 s/100mL/sq inch Flow Rate, Grade 3, 240mm Diameter (Pack of 100)

Whatman 1003-240 Quantitative Filter Paper Circles, 6 Micron, 26 s/100mL/sq inch Flow Rate, Grade 3, 240mm Diameter (Pack of 100) - Used in qualitative analytical techniques to determine and identify materials. Double the thickness of grade 1 even finer particle retention and excellent loading capacity. Grade 3. 240cm. Extra thickness gives increased wet strength makes this grade highly suitable for use in büchner funnels.





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