Best Filter Paper Circle out of top 18 in 2020

 

Whatman 10311612 Quantitative Filter Paper Circles 4-7 Micron Grade 595 150mm Diameter Pack of 100

Whatman 10311612 Quantitative Filter Paper Circles, 4-7 Micron, Grade 595, 150mm Diameter (Pack of 100)

Whatman 10311612 Quantitative Filter Paper Circles, 4-7 Micron, Grade 595, 150mm Diameter (Pack of 100) - Retention 4, 7µm. Used for many analytical routine applications in different industries, eg particle separation from food extracts for sample preparation or filtration of solid environmental samples digested, eg for icp/aas analysis. Very popular, thin filter paper medium-fast with medium to fine particle retention. Diameter 150mm. Filtration speed 80 herzberg typical thickness 150µm basis weight 68g/m².

 

Whatman 1114-090 Quantitative Filter Paper Circles 25 Micron Grade 114 90mm Diameter Pack of 100

Whatman 1114-090 Quantitative Filter Paper Circles, 25 Micron, Grade 114, 90mm Diameter (Pack of 100)

Whatman 1114-090 Quantitative Filter Paper Circles, 25 Micron, Grade 114, 90mm Diameter (Pack of 100) - Half the thickness of grade 113 suitable for coarse or gelatinous precipitates. Grade 114. Extremely strong high wet strength due to the addition of a small quantity of chemically stable resin. 90cm. Smooth surface allows for easy recovery of precipitates fast flow rate.

 

Whatman 4712B45PK 1001185 Quantitative Filter Paper Circles 11 μm 105 s100 mlsq in Flow Rate Grade 1 185 mm Diameter Pack of 100

Whatman 4712B45PK 1001185 Quantitative Filter Paper Circles, 11 μm, 10.5 s/100 ml/sq in Flow Rate, Grade 1, 185 mm Diameter (Pack of 100)

Whatman 4712B45PK 1001185 Quantitative Filter Paper Circles, 11 μm, 10.5 s/100 ml/sq in Flow Rate, Grade 1, 185 mm Diameter (Pack of 100) - Clarifies liquids in routine laboratory applications and for air pollution monitoring. Used in air monitors to collect atmospheric dust for assessment of stain intensity. Also available in 46 x 57 cm sheets.

 

Whatman 1441-047 Quantitative Filter Paper Circles 20 Micron Grade 41 47mm Diameter Pack of 100

Whatman 1441-047 Quantitative Filter Paper Circles, 20 Micron, Grade 41, 47mm Diameter (Pack of 100)

Whatman 1441-047 Quantitative Filter Paper Circles, 20 Micron, Grade 41, 47mm Diameter (Pack of 100) - Used in quantitative air pollution analysis as a paper tape for impregnation when determining gaseous compounds at high flow rates. Diameter 47cm. Fastest ashless filter paper. Retention 20µm. Recommended for analytical procedures involving coarse particles or gelatinous precipitates (iron or aluminium hydroxides).

 

GE Whatman Reeve Angel 5230-250 Qualitative Filter Paper Circle Crepe Surface Very Fast Speed Grade 230 25cm Diameter Pack of 50

GE Whatman Reeve Angel 5230-250 Qualitative Filter Paper, Circle, Crepe Surface, Very Fast Speed, Grade 230, 25cm Diameter (Pack of 50)

GE Whatman Reeve Angel 5230-250 Qualitative Filter Paper, Circle, Crepe Surface, Very Fast Speed, Grade 230, 25cm Diameter (Pack of 50) - Weight 123g/m². 40mm. These reeve angel papers provide consistent quality and performance. Thickness 0. For fine chemicals, pharmacology, oils, culture media, emulsions, soaps and detergents, water tests. This reeve angel qualitative filter paper, grade 230, is manufactured primarily for routine, noncritical laboratory filtration applications. Surface crepe. It contains wet-strength additives and should not be used for kjeldahl nitrogen determinations. Precipitates retained coarse/gelatinous. Filtration speed very fast. Nominal retention 98% efficient at 25 to 30µm. Diameter 11cm. Shape circle.

 

AHLSTROM FILTRATION 6170-0900 Borosilicate Glass Series 617 Qualitative Filter Paper Circle 9 cm Diameter Pack of 50

AHLSTROM FILTRATION 6170-0900 Borosilicate Glass Series 617 Qualitative Filter Paper, Circle, 9 cm Diameter (Pack of 50)

AHLSTROM FILTRATION 6170-0900 Borosilicate Glass Series 617 Qualitative Filter Paper, Circle, 9 cm Diameter (Pack of 50) - Qualitative filter papers are often used in routine separation work that still requires high purity and consistent performance. Ahlstrom’s qualitative grades of filter paper are, by definition, recommended for use in analytical methods, which determine or identify particulate constituents of a mixture irrespective of the amount present.

 

Whatman 4712N40PK 1004185 Quantitative Filter Paper Circles 20-25 μm 37 s100 mlsq in Flow Rate Grade 4 185 mm Diameter Pack of 100

Whatman 4712N40PK 1004185 Quantitative Filter Paper Circles, 20-25 μm, 3.7 s/100 ml/sq in Flow Rate, Grade 4, 185 mm Diameter (Pack of 100)

Whatman 4712N40PK 1004185 Quantitative Filter Paper Circles, 20-25 μm, 3.7 s/100 ml/sq in Flow Rate, Grade 4, 185 mm Diameter (Pack of 100) - Compliments no 1 for air pollution monitoring when high flow rates are important. Low retentivity, 20-25 µm. Fast filtering with excellent retention of coarse particles and gelatinous precipitates.

 

Whatman 10311810 Quantitative Filter Paper Circles 4-7 Micron Grade 597 110mm Diameter Pack of 100

Whatman 10311810 Quantitative Filter Paper Circles, 4-7 Micron, Grade 597, 110mm Diameter (Pack of 100)

Whatman 10311810 Quantitative Filter Paper Circles, 4-7 Micron, Grade 597, 110mm Diameter (Pack of 100) - Medium fast filter paper with medium to fine particle retention. Diameter 110mm. 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). Filtration speed 140 herzberg typical thickness 180µm basis weight 85g/m².

 

Whatman 1005-110 Quantitative Filter Paper Circles 25 Micron 94 s100mLsq inch Flow Rate Grade 5 110mm Diameter Pack of 100

Whatman 1005-110 Quantitative Filter Paper Circles, 2.5 Micron, 94 s/100mL/sq inch Flow Rate, Grade 5, 110mm Diameter (Pack of 100)

Whatman 1005-110 Quantitative Filter Paper Circles, 2.5 Micron, 94 s/100mL/sq inch Flow Rate, Grade 5, 110mm Diameter (Pack of 100) - Used in qualitative analytical techniques to determine and identify materials. 110cm. Slow flow rate excellent clarifying filter for cloudy suspensions and for water and soil analysis. Has the maximum degree of fine particle filtration (25µm) in the qualitative range capable of retaining the fine precipitates encountered in chemical analysis. Grade 5.

 

Whatman 1442-055 Quantitative Filter Paper Circles 25 Micron Grade 42 55mm Diameter Pack of 100

Whatman 1442-055 Quantitative Filter Paper Circles, 2.5 Micron, Grade 42, 55mm Diameter (Pack of 100)

Whatman 1442-055 Quantitative Filter Paper Circles, 2.5 Micron, Grade 42, 55mm Diameter (Pack of 100) - A world standard for critical gravimetric analysis. Typical analytical precipitates include barium sulphate, metastannic acid and finely precipitated calcium carbonate. Diameter 55cm. A whatman cellulose filter is manufactured from high quality cotton linters treated to achieve a minimum alpha cellulose content of 98%. Retention 25µm.

 

Whatman 1001-185 Quantitative Filter Paper Circles 11 Micron 105 s100mLsq inch Flow Rate Grade 1 185mm Diameter Pack of 100

Whatman 1001-185 Quantitative Filter Paper Circles, 11 Micron, 10.5 s/100mL/sq inch Flow Rate, Grade 1, 185mm Diameter (Pack of 100)

Whatman 1001-185 Quantitative Filter Paper Circles, 11 Micron, 10.5 s/100mL/sq inch Flow Rate, Grade 1, 185mm Diameter (Pack of 100) - 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. In air pollution monitoring, using circles or rolls, atmospheric dust is collected from airflow and the stain-intensity is measured photometrically. Retention 11µm. This whatman 18. For gas detection, the paper is impregnated with a chromogenic reagent and color formation is quantified by optical reflectance. 5cm. 100/pack. Whatman # 1001-180. In agriculture, it is used for soil analysis and seed testing procedures. 5cm, grade 1, cellulose filter paper is the most widely used filter paper for routine applications with medium retention (11µm) and flow rate. Diameter 18. Traditionally, this grade is used in qualitative analytical separations for precipitates such as lead sulfate, calcium oxalate (hot), and calcium carbonate.

 

Whatman 1540-042 Quantitative Filter Paper Circles 8 Micron Grade 540 425mm Diameter Pack of 100

Whatman 1540-042 Quantitative Filter Paper Circles, 8 Micron, Grade 540, 42.5mm Diameter (Pack of 100)

Whatman 1540-042 Quantitative Filter Paper Circles, 8 Micron, Grade 540, 42.5mm Diameter (Pack of 100) - High wet strength makes this grade very suitable for vacuum assisted fast filtration of “difficult” coarse or gelatinous precipitates. 25cm. Whatman # 1540-042. Diameter 4. 100/pack. Very fast filtration for use with coarse and gelatinous precipitates. Retention 8µm.

 

GE Healthcare 1441-150 Grade 41 Fast Ash Less Filter Paper Circle 150 mm Diameter Pack of 100

GE Healthcare 1441-150 Grade 41 Fast Ash Less Filter Paper, Circle, 150 mm Diameter (Pack of 100)

GE Healthcare 1441-150 Grade 41 Fast Ash Less Filter Paper, Circle, 150 mm Diameter (Pack of 100) - 20 µm nominal particle retention rating. Fast filtration speed (herzberg 54 s). Extremely low ash content (0007 percent ash maximum). Commonly used for routine air pollution analysis and soil pollution analysis.

 

Whatman 4712B20PK 1001070 Quantitative Filter Paper Circles 11 μm 105 s100 mlsq in Flow Rate Grade 1 70 mm Diameter Pack of 100

Whatman 4712B20PK 1001070 Quantitative Filter Paper Circles, 11 μm, 10.5 s/100 ml/sq in Flow Rate, Grade 1, 70 mm Diameter (Pack of 100)

Whatman 4712B20PK 1001070 Quantitative Filter Paper Circles, 11 μm, 10.5 s/100 ml/sq in Flow Rate, Grade 1, 70 mm Diameter (Pack of 100) - Used in air monitors to collect atmospheric dust for assessment of stain intensity. Clarifies liquids in routine laboratory applications and for air pollution monitoring. Also available in 46 x 57 cm sheets.

 

Whatman 1004-090 Quantitative Filter Paper Circles 20-25 Micron 37 s100mLsq inch Flow Rate Grade 4 90mm Diameter Pack of 100

Whatman 1004-090 Quantitative Filter Paper Circles, 20-25 Micron, 3.7 s/100mL/sq inch Flow Rate, Grade 4, 90mm Diameter (Pack of 100)

Whatman 1004-090 Quantitative Filter Paper Circles, 20-25 Micron, 3.7 s/100mL/sq inch Flow Rate, Grade 4, 90mm Diameter (Pack of 100) - Used in qualitative analytical techniques to determine and identify materials. Used when high flow rates in air pollution monitoring are required and the collection of fine particles is not critical. 90cm. Grade 4. Extremely fast filtering provides excellent retention of coarse particles (20-25µm) and gelatinous precipitates such as ferric hydroxide and aluminium hydroxide.

 

GE Bio-Sciences Qualitative Filter Paper Circles Grade 1 125mm Diameter 11 Micron Particle Retention Medium Filtration Speed Pack of 100

GE Bio-Sciences Qualitative Filter Paper Circles Grade 1, 125mm Diameter 11 Micron Particle Retention Medium Filtration Speed, Pack of 100

GE Bio-Sciences Qualitative Filter Paper Circles Grade 1, 125mm Diameter 11 Micron Particle Retention Medium Filtration Speed, Pack of 100 - Diameter 125cm retention 11µm 100/pack. Areas of use include the food industry, agriculture, air pollution monitoring, and gas detection. Whatman grade1 equivalent. Covers a wide range of laboratory applications frequently used for clarifying liquids. Widely used in education for teaching simple qualitative analytical separations.

 

Whatman 1002-055 Quantitative Filter Paper Circles 8 Micron 21 s100mLsq inch Flow Rate Grade 2 55mm Diameter Pack of 100

Whatman 1002-055 Quantitative Filter Paper Circles, 8 Micron, 21 s/100mL/sq inch Flow Rate, Grade 2, 55mm Diameter (Pack of 100)

Whatman 1002-055 Quantitative Filter Paper Circles, 8 Micron, 21 s/100mL/sq inch Flow Rate, Grade 2, 55mm Diameter (Pack of 100) - 100/pack. Additionally, it is used for monitoring specific contaminants in the atmosphere and in soil testing. , Slightly slower filtration speed). For example, it holds soil nutrient in plant growth trials. Retention 8µm. In addition to general filtration in the 8 µm particle size range, the extra absorbency is utilized. 5cm, grade 2, cellulose filter paper is used in qualitative analytical techniques to determine and identify materials. Diameter 5. E. Whatman # 1002-055. This whatman 5. 5cm. It is slightly more retentive (8µm) than whatman grade 1, with a corresponding increase in filtration time (i. It is also more absorbent than grade 1.

 

Ahlstrom 5090-3850 Fluted Filter Paper Circle 4 Micron Rapid Flow Grade 509 385cm Diameter Pack of 100

Ahlstrom 5090-3850 Fluted Filter Paper Circle, 4 Micron, Rapid Flow, Grade 509, 38.5cm Diameter (Pack of 100)

Ahlstrom 5090-3850 Fluted Filter Paper Circle, 4 Micron, Rapid Flow, Grade 509, 38.5cm Diameter (Pack of 100) - 4 micrometer retention. Ahlstrom offers a full range of standard pleated grades that meet your needs from grades with rapid flow rates for filtration of viscous materials to grades with tight matrices for removal of fine precipitates. 609 base filter paper. Pleating improves the effective surface area increasing flow rate and loading capacity thus decreasing filtration time. Ahlstrom’s pre-pleated grades can save valuable time and maximize the efficiency of the laboratory filter system. Medium loading capacity. 85 sec/100mls filtration speed herzberg. 80 mls/min filtration speed rapidity. Bulk packaging.





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