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Whatman - Blowout Sale! Save up to 54%


Blowout Sale! Up to 54% off on Whatman products at Frontier Science. Hurry! Limited time offers. Offers valid only while supplies last.



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)
In Stock
$28.12
$22.13
You Save: 21%

mpn: 1442-055, ean: 0024142581579,

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. Retenti...


Whatman 10311804 Quantitative Filter Paper Circles, 4-7 Micron, Grade 597, 45mm Diameter (Pack of 100)
Whatman 10311804 Quantitative Filter Paper Circles, 4-7 Micron, Grade 597, 45mm Diameter (Pack of 100)
In Stock
$14.00

mpn: 10311804,

A medium fast filter paper with medium to fine particle retention. Used for a wide variety of analytical routine applications in different industries like food testing (e.g. determination of fat content acc. to § 35 LMBG) or removal of carbon dioxid...


GE Whatman Reeve Angel 5802-185 Qualitative Filter Paper, Circle, Creped Surface, Prepleated, Fast Speed, Grade 802, 18.5cm Diameter (Pack of 100)
GE Whatman Reeve Angel 5802-185 Qualitative Filter Paper, Circle, Creped Surface, Prepleated, Fast Speed, Grade 802, 18.5cm Diameter (Pack of 100)
In Stock
$38.00
$34.86
You Save: 8%

mpn: 5802-185,

This Reeve Angel qualitative filter paper, Grade 802, 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 A...


Whatman 1827-021 Glass Microfiber Binder Free Filter, 1.5 Micron, 3.7 s/100mL Flow Rate, Grade 934-AH, 21mm Diameter (Pack of 100)
Whatman 1827-021 Glass Microfiber Binder Free Filter, 1.5 Micron, 3.7 s/100mL Flow Rate, Grade 934-AH, 21mm Diameter (Pack of 100)
In Stock
$23.20

mpn: 1827-021, ean: 0024140839191,

Grade 934-AH: 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 is a smooth surface, high-retention borosilicate glass microfiber filter which withst...


Whatman 10538877 Cellulose Quantitative Filter Paper Sheet, 8-12 Micron, Grade Shark Skin, 10'' Length x 8'' Width (Pack of 100)
Whatman 10538877 Cellulose Quantitative Filter Paper Sheet, 8-12 Micron, Grade Shark Skin, 10" Length x 8" Width (Pack of 100)
In Stock
$51.00
$48.34
You Save: 5%

mpn: 10538877,

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. Filtration speed: 77.5 herzberg (s). Typical thickness 170 µm...


Whatman 4716U35PK 1444125 Grade 44 Quantitative Filter Paper Ashless Filter Circles, 125 mm Max Volume 105 ml/m (Pack of 100)
Whatman 4716U35PK 1444125 Grade 44 Quantitative Filter Paper Ashless Filter Circles, 125 mm Max Volume 105 ml/m (Pack of 100)
In Stock
$76.23

mpn: 1444125,

Recommended where the greatest accuracy in quantitative work is required (3 µm). Thin version of No. 42; minimizes actual ash content per circle; rough surface. ...


Whatman 1001-824 Quantitative Filter Paper Sheet, 11 Micron, 10.5 s/100mL/sq inch Flow Rate, Grade 1, 100mm Length x 75mm Width (Pack of 500)
Whatman 1001-824 Quantitative Filter Paper Sheet, 11 Micron, 10.5 s/100mL/sq inch Flow Rate, Grade 1, 100mm Length x 75mm Width (Pack of 500)
In Stock
$71.00
$66.36
You Save: 7%

mpn: 1001-824,

This Whatman 7.5 x 10cm, grade 1, cellulose filter paper sheet is the most widely used filter paper for routine applications with medium retention (11µm) and flow rate. Traditionally the grade is used in qualitative analytical separations for precip...


Whatman 4716U30PK 1444110 Grade 44 Quantitative Filter Paper Ashless Filter Circles, 110 mm Max Volume 105 ml/m (Pack of 100)
Whatman 4716U30PK 1444110 Grade 44 Quantitative Filter Paper Ashless Filter Circles, 110 mm Max Volume 105 ml/m (Pack of 100)
In Stock
$60.22

mpn: 1444110-100,

Recommended where the greatest accuracy in quantitative work is required (3 µm). Thin version of No. 42; minimizes actual ash content per circle; rough surface. ...


Whatman 1001085 Quantitative Filter Paper Circles, 11 Micron, 10.5 s/100mL/sq inch Flow Rate, Grade 1, 85mm Diameter (Pack of 100)
Whatman 1001085 Quantitative Filter Paper Circles, 11 Micron, 10.5 s/100mL/sq inch Flow Rate, Grade 1, 85mm Diameter (Pack of 100)
In Stock
$19.99
$10.13
You Save: 49%

mpn: 1001-085, ean: 5057205005373,

These cellulose filters 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 fil...


Whatman 1450-070 Hardened Low Ash Quantitative Filter Paper, 7.0cm Diameter, 2.7 Micron, Grade 50 (Pack of 100)
Whatman 1450-070 Hardened Low Ash Quantitative Filter Paper, 7.0cm Diameter, 2.7 Micron, Grade 50 (Pack of 100)
In Stock
$55.39
$25.41
You Save: 54%

mpn: 1450-070, ean: 0024140194641,

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. Highly suitable for qualitative or quantitat...


Whatman 1006090 Qualitative Filter Paper, Grade 6, 90 mm Thick and Maximum Volume 171 ml/m (Pack of 100)
Whatman 1006090 Qualitative Filter Paper, Grade 6, 90 mm Thick and Maximum Volume 171 ml/m (Pack of 100)
In Stock
$25.55
$24.27
You Save: 5%

mpn: 0898S74PK-100,

These cellulose filters 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 fil...


GE Whatman Reeve Angel 5230-240 Qualitative Filter Paper, Circle, Crepe Surface, Very Fast Speed, Grade 230, 24cm Diameter (Pack of 50)
GE Whatman Reeve Angel 5230-240 Qualitative Filter Paper, Circle, Crepe Surface, Very Fast Speed, Grade 230, 24cm Diameter (Pack of 50)
In Stock
$48.95
$31.49
You Save: 36%

mpn: 5230-240,

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 A...


Whatman 1827-024 Glass Microfiber Binder Free Filter, 1.5 Micron, 3.7 s/100mL Flow Rate, Grade 934-AH, 2.4cm Diameter (Pack of 100)
Whatman 1827-024 Glass Microfiber Binder Free Filter, 1.5 Micron, 3.7 s/100mL Flow Rate, Grade 934-AH, 2.4cm Diameter (Pack of 100)
In Stock
$50.29
$23.38
You Save: 54%

mpn: 1827-024, ean: 0024143259781,

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 temperatu...


Whatman 7404-004 White Nylon Membrane Filter, 47mm Diameter, 0.45 Micron (Pack of 100)
Whatman 7404-004 White Nylon Membrane Filter, 47mm Diameter, 0.45 Micron (Pack of 100)
In Stock
$88.58
$88.08

mpn: 7404-004, ean: 5057205005786,

This Whatman high quality nylon membrane is suitable for filtering aqueous solutions, most organic solvents and a wide range of biological preparations. Can also be used where other membranes are unsuitable or difficult to use. Whatman nylon membrane...


Whatman 10406970 White ME24 Mixed Cellulose Ester Gridded Filter Membrane, 47mm Circle with 3.1mm Black Grid, Sterile, 0.2 Micron (Pack of 100)
Whatman 10406970 White ME24 Mixed Cellulose Ester Gridded Filter Membrane, 47mm Circle with 3.1mm Black Grid, Sterile, 0.2 Micron (Pack of 100)
In Stock
$43.00

mpn: 10406970,

Whatman mixed cellulose ester membranes are composed of cellulose acetate and cellulose nitrate. These membranes are characterized by a smoother and more uniform surface than pure nitrocellulose filters. Also, the color contrast provided by the filte...


Whatman 1113-110 Quantitative Filter Paper Circles, 30 Micron, 1.3 s/100mL/sq inch Flow Rate, Grade 113, 110mm Diameter (Pack of 100)
Whatman 1113-110 Quantitative Filter Paper Circles, 30 Micron, 1.3 s/100mL/sq inch Flow Rate, Grade 113, 110mm Diameter (Pack of 100)
In Stock
$21.00
$19.63
You Save: 7%

mpn: 1113-110,

This Whatman 11.0cm, grade 113 filter paper is extremely strong. It has a high wet strength due to the addition of a small quantity of chemically stable resin. Normal qualitative applications will not introduce any significant impurities into the fil...


Whatman 1444-110 Ashless Quantitative Filter Paper, 11.0cm Diameter, 3 Micron, Grade 44 (Pack of 100)
Whatman 1444-110 Ashless Quantitative Filter Paper, 11.0cm Diameter, 3 Micron, Grade 44 (Pack of 100)
In Stock
$63.00
$43.18
You Save: 31%

mpn: 1444-110, ean: 5057205005458,

Thin version of Grade 42 retaining very fine particles but with lower ash weight per sample and almost twice the flow rate as Grade 42. Retention: 3µm. Diameter: 11.0cm. 100/Pack. Whatman #: 1444-110.Diameter: 11.0cm. Retention: 3µm. Grade number 4...


Whatman 1542-110 Hardened Ashless Quantitative Filter Paper, 11.0cm Diameter, Grade 542 (Pack of 100)
Whatman 1542-110 Hardened Ashless Quantitative Filter Paper, 11.0cm Diameter, Grade 542 (Pack of 100)
In Stock
$49.00
$44.24
You Save: 10%

mpn: 1542-110,

This quantitative filter paper by Whatman provides high retention of fine particles under demanding conditions. Slow flow rate. Very hard and strong with excellent chemical resistance. Often used in gravimetric metal determinations. Retention: 2.7µm...


Whatman 1540-110 Hardened Ashless Quantitative Filter Paper, 11.0cm Diameter, 8 Micron, Grade 540 (Pack of 100)
Whatman 1540-110 Hardened Ashless Quantitative Filter Paper, 11.0cm Diameter, 8 Micron, Grade 540 (Pack of 100)
In Stock
$59.58
$44.24
You Save: 26%

mpn: 1540-110,

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: 8µm. Diameter: 11.0cm. 100/Pack. ...


Whatman 1541-070 Hardened Ashless Quantitative Filter Paper, 7.0cm Diameter, 22 Micron, Grade 541 (Pack of 100)
Whatman 1541-070 Hardened Ashless Quantitative Filter Paper, 7.0cm Diameter, 22 Micron, Grade 541 (Pack of 100)
In Stock
$49.94
$27.68
You Save: 45%

mpn: 1541-070, ean: 5057205005601,

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: 7.0cm. 100/Pack. ...



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