Qualitative Filter Paper / Lab Filters - Page 2 - Extreame Savings! Save up to 46%


Extreame Savings! Up to 46% off on Qualitative Filter Paper (in Lab Filters) at Water Softener Guy, Page 2 [24]. Top brands include Ahlstrom, Whatman, Adamas-Beta, & Lab Safety Supply Inc.. Hurry! Limited time offers. Offers valid only while supplies last.



Ahlstrom 6420-0550 Qualitative Filter Paper, 2 Micron, Medium Flow, Grade 642, 5.5cm Diameter (Pack of 100)
By Ahlstrom
In Stock
$13.95

mpn: 6420-0550,

4.5 out of 5 stars with 18 reviews
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. Qualitative filter papers are often used in routine separation work that still requires high purity and consistent performance. Ahlstrom offers a complete range of low ash filter papers for general laboratory work that provides you with the correct combination of particle retention, filtr


Whatman 1442-150 Ashless Quantitative Filter Paper, 15.0cm Diameter, 2.5 Micron, Grade 42 (Pack of 100)
By Whatman
In Stock
$74.95
$61.56
You Save: 18%

mpn: 1442-150, ean: 0024141670205,

4.8 out of 5 stars with 11 reviews
A world standard for critical gravimetric analysis with the finest particle retention of all Whatman cellulose filter papers. Typical analytical precipitates include barium sulphate, metastannic acid and finely precipitated calcium carbonate. Retention: 2.5µm. Diameter: 15.0cm. 100/Pack. Whatman #: 1442-150.Diameter: 15.0cm. Retention: 2.5µm. A world standard for critical gravimetric analysis. A Whatman cellulose filter is manufactured from high quality cotton linters treated to achieve a mini


Whatman 4712N25PK 1004110 Grade 4 Qualitative Filter Paper, 110 mm Thick and Max Volume 1621 ml/m (Pack of 100)
By Whatman
In Stock
$18.79

mpn: 1004110-100,

4.6 out of 5 stars with 27 reviews
Used as a rapid filter for clean-up of biological fluids or organic extracts during analysis.Fast filtering with excellent retention of coarse particles and gelatinous precipitates. Compliments No. 1 for air pollution monitoring when high flow rates are important. Low retentivity, 20-25 µm.


Whatman 1454-185 Hardened Low Ash Quantitative Filter Paper, 18.5cm Diameter, 22 Micron, Grade 54 (Pack of 100)
By Whatman
In Stock
$21.11
$21.00

mpn: 1454-185, ean: 5057205005519,

4.0 out of 5 stars with 31 reviews
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. Retention: 22µm. Diameter: 18.5cm. 100/Pack. Whatman #: 1454-185.Diameter: 18.5cm. Retention: 22µm. 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 gelatino


Whatman 1006-090 Quantitative Filter Paper Circles, 3 Micron, 35 s/100mL/sq inch Flow Rate, Grade 6, 90mm Diameter (Pack of 100)
By Whatman
In Stock
$22.05
$14.34
You Save: 35%

mpn: 1006-090, ean: 5057205008138,

4.8 out of 5 stars with 46 reviews
This Whatman 9.0cm, grade 6, cellulose filter paper is used in qualitative analytical techniques to determine and identify materials. It has excellent fine particle filtration (3µm) in the qualitative range. It is capable of retaining the fine precipitates encountered in chemical analysis. This filter paper is twice as fast as grade 5, with similar fine particle retention. It is often specified for boiler water analysis applications. It is an excellent clarifying filter for cloudy suspensions a


GE Whatman Reeve Angel 5230-250 Qualitative Filter Paper, Circle, Crepe Surface, Very Fast Speed, Grade 230, 25cm Diameter (Pack of 50)
By Whatman
In Stock
$37.28
$23.45
You Save: 37%

mpn: 5230-250,

4.4 out of 5 stars with 15 reviews
This Reeve Angel qualitative filter paper, Grade 230, is manufactured primarily for routine, noncritical laboratory filtration applications. It contains wet-strength additives and should not be used for Kjeldahl Nitrogen determinations. These Reeve Angel papers provide consistent quality and performance. For fine chemicals, pharmacology, oils, culture media, emulsions, soaps and detergents, water tests. Diameter: 11cm. Thickness: 0.40mm. Surface: Crepe. Shape: Circle. Precipitates Retained: Coar


Whatman 1001-090 Whatman 1001-090 Qualitative Filter Papers; 9.0 cm Diameter; Pore Size, 11 µ (Pack of 100)
By Whatman
In Stock
$11.04

mpn: 1001-090,

4.7 out of 5 stars with 36 reviews
Our Whatman filter papers offer you flexibility in filter choice without sacrificing quality. All filters are packaged 100 per box. Qualitative filter papers are used for liquid clarifications, analytical separations, or air and water analysis. The industry standard for high-purity filtration available in a variety of grades and sizes.Description: qualitative filter papers; 9.0 cm dia; pore size, 11 µ; 100/box. Diameter (cm): 9. Pore size (micron): 11. Diameter (mm): 90.


Whatman 10300014 Ashless Quantitative Filter Paper, 185mm Diameter, 12-25 Micron, Grade 589/1 (Pack of 100)
By Whatman
In Stock
$111.26
$90.67
You Save: 19%

mpn: 10300014,

4.4 out of 5 stars with 12 reviews
Black Ribbon Filter' - the established standard in quantitative analysis for the filtration of coarse precipitates (class 2a acc. to DIN 53 135). Ashless filter paper with very high flow rate. Used for many quantitative standard methods, esp. for gravimetric applications (e.g. determination of the ash content in foodstuffs to § 35 LMBG*), or for the Blaine test in the cement industry. Filtration speed: 25 herzberg. Ash content: 0.01%. Typical thickness: 190µm. Basis weight: 80g/m². Retention:


Whatman 4712R45PK 1005240 Grade 5 Qualitative Filter Paper, 240 mm Thick and Max Volume 64 ml/m (Pack of 100)
By Whatman
In Stock
$98.00

mpn: 1005240-100,

4.7 out of 5 stars with 35 reviews
These cellulose filters (98% alpha cellulose content min.) are used in qualitative analytical techniques to determine and identify materials. Prepleated qualitative filters are also available, which give improved flow rate and increased loading capacity compared to equivalent flat filters. The maximum degree of fine particle filtration in the qualitative range. Capable of retaining the fine precipitates encountered in chemical analysis. Slow flow rate. Excellent clarifying filter for cloudy susp


Whatman 1441-185 Ashless Quantitative Filter Paper, 185mm Diameter, 1764mL/m Flow Rate, 20 Micron, Grade 41
By Whatman
In Stock
$102.00
$90.66
You Save: 11%

mpn: 1441-185,

4.4 out of 5 stars with 23 reviews
Whatman manufactures and supplies items including specialty papers, filtration systems, sample collection kits, blotting and assay supplies, and general accessories for use in the medical, pharmaceutical, biotechnology, and environmental testing industries. Established in 1740, Whatman was acquired by GE Healthcare in 2008. Whatman is headquartered in Maidstone, Kent, UK.Ashless qualitative filter paper. 185mm diameter. Grade 41. 20 micron. 1764mL/m flow rate.


Whatman 10300145 Quantitative Folded Filter Paper, 4-12 Micron, Grade 589/2-1/2, 150mm Diameter (Pack of 100)
By Whatman
In Stock
$122.07

mpn: 10300145,

4.7 out of 5 stars with 52 reviews
Pre-pleated 'White Ribbon Filter' - ashless standard filter paper for medium fine precipitates (class 2b acc. to DIN 53 135) offering medium filtration speed. Applied in a variety of routine methods in quantitative analysis, e.g. 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. Retention: 4-12µm. Diameter: 150mm. 100/Pack. Whatman #: 10300145.Diameter: 150mm. Filtration speed: 70 herzb


Adamas-Beta Labs Premium Qualitative Filter Paper, 60×60cm Dia,Medium Speed- Pack of 100
By Adamas-Beta
In Stock
$81.06

mpn: 02036135, ean: 9198015370711,

4.7 out of 5 stars with 15 reviews
Adamas-Beta Labs Premium Qualitative Filter Paper, 60×60cm Dia.,Medium Speed- Pack of 100Fast filtering with excellent retention of coarse particles and gelatinous precipitates. For general chemistry, pharmacology, emulsions, petroleum testing, soaps and detergents. Manufactured primarily for routine, noncritical laboratory filtration applications. Widely used in education for teaching simple qualitative analytical separations.. Covers a wide range of laboratory applications; frequently used fo


Whatman 1827-240 Glass Microfiber Binder Free Filter, 1.5 Micron, 3.7 s/100mL Flow Rate, Grade 934-AH, 24.0cm Diameter (Pack of 100)
By Whatman
In Stock
$439.77

mpn: 1827-240,

4.1 out of 5 stars with 44 reviews
The fine particle retention of this popular grade is superior for its high retention efficiency at high flow rates and its high loading capacity. This filter is a smooth surface, high retention borosilicate glass microfibre which withstands temperatures over 500°C. Specified in Standard Methods 2540D for determining total suspended solids in water, removal of turbidity and filtration of bacterial cultures. Grade 934-AH is used for a wide range of laboratory applications. It is recommended for w


Whatman 1821-047 Glass Microfiber Binder Free Filter, 1 Micron, 12 s/100mL Flow Rate, Grade GF/B, 4.7cm Diameter (Pack of 100)
By Whatman
In Stock
$104.75
$86.46
You Save: 17%

mpn: 1821-047,

4.4 out of 5 stars with 42 reviews
These GF/B glass microfiber filters are three times thicker than Whatman GF/A with higher wet strength and significantly increased loading capacity. Combines fine particle retention with good flow rate. Particularly useful where liquid clarification or solids quantification is required for heavily loaded fine particulate suspensions. Can be used as a finely retentive membrane prefilter. Used in LSC techniques where high loading capacity is required. Retention: 1.0µm. Diameter: 4.7cm. 100/Pack.


Ahlstrom 1610-1500 Borosilicate Glass Microfiber Filter Paper, 1.1 Micron, Medium Flow, Grade 161, 15cm Diameter (Box of 100)
By Ahlstrom
In Stock
$162.00
$87.24
You Save: 46%

mpn: 1610-1500,

4.4 out of 5 stars with 37 reviews
Offers a full range of glass microfiber filters manufactured from 100 percent pure borosilicate glass. Because of their intrinsic properties, glass microfiber filters have wide applications in many areas of laboratory analysis, especially when fine filtration and high loading capacity is required. Microfiber filters include environmental analysis for water, wastewater, testing of soils, air pollution and monitoring, research and process biochemistry, and gravimetric analysis involving ignition o


Whatman 1827-125 Glass Microfiber Binder Free Filter, 1.5 Micron, 3.7 s/100mL Flow Rate, Grade 934-AH, 12.5cm Diameter (Pack of 100)
By Whatman
In Stock
$132.84

mpn: 1827-125, ean: 5057205005656,

4.6 out of 5 stars with 17 reviews
The fine particle retention of this popular grade is superior for its high retention efficiency at high flow rates and its high loading capacity. This filter is a smooth surface, high retention borosilicate glass microfibre which withstands temperatures over 500°C. Specified in Standard Methods 2540D for determining total suspended solids in water, removal of turbidity and filtration of bacterial cultures. Grade 934-AH is used for a wide range of laboratory applications. It is recommended for w


Ahlstrom 1610-1050 Borosilicate Glass Microfiber Filter Paper, 1.1 Micron, Medium Flow, Grade 161, 10.5cm Diameter (Box of 100)
By Ahlstrom
In Stock
$91.00
$85.95
You Save: 6%

mpn: 1610-1050,

4.9 out of 5 stars with 38 reviews
Offers a full range of glass microfiber filters manufactured from 100 percent pure borosilicate glass. Because of their intrinsic properties, glass microfiber filters have wide applications in many areas of laboratory analysis, especially when fine filtration and high loading capacity is required. Microfiber filters include environmental analysis for water, wastewater, testing of soils, air pollution and monitoring, research and process biochemistry, and gravimetric analysis involving ignition o


GE Whatman 10347530 Cellulose Qualitative Standard Filter Paper for Technical Use, Shark Skin Grade, Circle, 320mm Diameter (Pack of 100)
By Whatman
In Stock
$53.00
$48.33
You Save: 9%

mpn: 10347530,

4.9 out of 5 stars with 48 reviews
These filter papers are made from super-refined cellulose and have been specifically designed to have particular properties for each technical application. The applications range from the filtration of beverages to the purification of electroplating baths. Creped, medium to slow filter paper. Resistant to weak acids and bases. Often used as a protective paper for filter press cloths, as well as in processing of cocoa butter and edible oils.With crepe surface. Particle retention: 8-12µm. Resista


Filter Paper, Pore 0.45um, Dia 4.7cm, PK100
By Lab Safety Supply Inc.
In Stock
$70.11

mpn: 14A842,

4.7 out of 5 stars with 52 reviews
Lab Safety Supply Mixed Cellulose Ester (MCE) qualitative filter papers are sterile, biologically inert, and individually pouched. The membranes deliver a smooth and uniform gridded surface to help provide superior recovery and growth of microorganisms. Easy to handle, less cracking and fracturing than traditional cellulose nitrate membranes. A pure surface with no additional smoothing treatment or surfactants. They are also suitable for air monitoring applications. Certified for the microbiolog


Whatman 1541-125 Quantitative Filter Paper Circles, 22 Micron, Grade 541, 125mm Diameter (Pack of 100)
By Whatman
In Stock
$48.61

mpn: 1541-125,

4.8 out of 5 stars with 29 reviews
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. Retention: 22µm. Diameter: 12.5cm. 100/Pack. Whatman #: 1541-125.Diameter: 12.5cm. Retention: 22µm. 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 gelatino



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