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1 – 15of1,444results
1
Promotions Available

Cytiva Whatman™ Qualitative Filter Paper: Grade 1 Circles

Covers a wide range of laboratory applications and is frequently used for clarifying liquids. Whatman™ Qualitative Filter Paper: Grade 1 Circles are widely used standard grade filter papers for routine applications with medium retention and flow rates.

EDGE
Thickness (Metric)180 μm
Flow Rate57mL/min. (water)
Particle Retention>11 μm
Basis Weight87 g/m2
FormatDisc
Airflow Rate13sec./100mL/sq. in.
GradeGrade 1
MaterialCellulose
PorosityMedium
Filtration Speed150 sec.
For Use With (Application)A widely used standard grade filter paper for routine applications with medium retention and flow rate. It covers a wide range of laboratory applications and is frequently used for clarifying liquids.
2
Promotions Available

Cytiva Whatman™ Binder-Free Glass Microfiber Filters, Grade GF/C

Combines fine particle retention with good flow rate. Whatman™ Binder-Free Glass Microfiber Filters, Grade GF/C are ideal for the collection of suspended solids in potable water, natural and industrial wastes.

EDGE
Thickness (Metric)260 μm
Flow Rate10.5 sec./100 mL
Particle Retention1.2 μm
Temperature (English) Max.932°F
Basis Weight53 g/m2
ShapeCircle
FormatDisc
DescriptionGE’s Whatman filter paper Grade GF/C glass filters offer a good flow rate and loading capacity that support total suspended solids analysis.
Thickness (English)0.01 in.
Temperature (Metric) Max500°C
GradeGrade GF/C
MaterialBorosilicate Glass
Waterflow Rate105 mL/min
3

Cytiva Whatman™ Binder-Free Glass Microfiber Filters, Grade GF/A

Combines high loading capacity with fine particle retention. Whatman™ Binder-Free Glass Microfiber Filters, Grade GF/A are ideal for gravimetric determination of airborne particulates, stack sampling and absorption methods of air pollution monitoring.

EDGE
Particle Retention1.6 μm
Temperature (English) Max.932°F
ShapeCircle
DescriptionGE’s Whatman Grade GF/A glass microfiber filters feature fine retention. GF/A filters are suitable for water quality parameter measurement and air filtration applications.
Temperature (Metric) Max500°C
Quantity100 Pieces
GradeGrade GF/A
MaterialBorosilicate Glass
For Use With (Application)Used for high-efficiency general purpose laboratory filtration, including water pollution monitoring of effluents, for filtration of water, foodstuff analyses, protein filtration, and radioimmunoassay of weak β emitters.
Thickness (Metric)260 μm
Flow Rate13 sec./100mL
TypeFine Retention Filter
FormatDisc
Thickness (English)0.01 in.
Waterflow Rate143 mL/min
4
Promotions Available

Cytiva Whatman™ Lens Cleaning Tissue

Provides scratch-free cleaning solutions. Whatman™ Lens Cleaning Tissue safely removes surface moisture and grease.

EDGE
DescriptionWon't damage lenses or optical surfaces, leaves no fibers
Product TypeLens Wipe
For Use With (Application)Safe removal of surface moisture and grease.
5
Promotions Available

Cytiva Whatman™ Binder-Free Glass Microfiber Filters GF/F Circles

Served as the basis filter for EPA standard for the toxicity characteristic leaching procedure. Whatman™ Binder-Free Glass Microfiber Filters GF/F Circles offers an extremely high loading capacity and flow rate.

EDGE
Particle Retention0.7 μm
Temperature (English) Max.932°F
ShapeCircle
DescriptionWhatman Grade GF/F filter from Cytiva's business is manufactured from pure borosilicate glass. GF/F offers very fine particle retention and good loading capacity and flow rate.
Temperature (Metric) Max500°C
GradeGrade GF/F
MaterialBorosilicate Glass
For Use With (Application)Recommended for DNA binding and purification.Very effective in filtering finely precipitated proteins.Can be used in conjunction with GF/D as a prefilter for the successful clarification of extremely ‘difficult’ biochemical solutions and fluids and nucl
Thickness (Metric)420 μm
Flow Rate19 sec./100mL/in.2
TypeFilter for TCLP Test Use
FormatDisc
Thickness (English)0.016 in.
AutoclavableAutoclavable
Waterflow Rate41 mL/min
6

Cytiva Whatman™ Grade 54 Quantitative Filter Paper

Supports collection of coarse and gelatinous precipitates with minimal fiber shredding, even when wet. Whatman™ Grade 54 Quantitative Filter Paper has a hard, smooth surface to sustain vacuum and suction filtration.

EDGE
Thickness (Metric)185 μm
Pore Size22 μm
Flow RateFast
Particle Retention22 μm
TypeQuantitative Filter Paper
Airflow Rate3 s/100 mL/in2
GradeGrade 54
MaterialCotton Linters
Filter TypeHardened Low Ash
PorosityCoarse
Filtration SpeedASTM, 10 seconds; Herzberg, 39 seconds
7

Cytiva Whatman™ Grade 2122 Weighing Papers

Constructed of Pergamyne paper. Whatman™ Grade 2122 Weighing Papers provide excellent quantitative transfer from paper. Shiny surface confirms complete transfer.

EDGE
Thickness0.03 mm
TypeWeighing Paper
ShapeSquare
For Use With (Equipment)Balance
MaterialPaper
Bottom ShapeFlat
Weight (Metric)40 g/m2
8
Promotions Available

Cytiva Whatman™ pH Indicator Papers, CF Strips

Provides an extremely clear and accurate visual pH value using four different segments of dye-impregnated indicator papers. Whatman™ pH Indicator Papers, CF Strips use dyes that are chemically bonded to the paper and cannot be leached into solution.

EDGE
IncludesPlastic supports, paper segments on each strip, complementary indicator charts
TypepH Test Strip, Color Bonded
FormatStrip
Length (Metric)80 mm
Quantity100 Pack
Width (Metric)6 mm
Dimensions (L x W)80 x 6 mm
9

Cytiva Whatman™ Quantitative Filter Paper: Grade 40 Circles

Supports accurate analysis in applications sensitive to very low levels of background contamination. Whatman™ Quantitative Filter Paper: Grade 40 Circles are additionally useful in gravimetric analysis where ash content might affect weight measurements of combusted samples.

EDGE
Pore Size8 μm
Particle Retention8 μm
Airflow Rate21 s/100 mL/in2
Quantity100 Pk.
GradeGrade 40
MaterialCotton Linters
Filtration SpeedASTM, 75 seconds; Herzberg, 340 seconds
For Use With (Application)Designed for gravimetric analysis and the preparation of samples for instrumental analysis.Gravimetric analysis for numerous components in cements, clays, iron, and steel products.As a primary filter for separating solid matter from aqueous extracts in
Thickness (Metric)210 μm
Flow RateMedium
TypeQuantitative Filter Paper
FormatDisc
Filter TypeAshless
PorosityMedium
10

Cytiva Whatman™ 934-AH RTU Glass Microfiber Filters

Fast and convenient

EDGE
Thickness (Metric)435 μm
Flow Rate47 sec./100mL
Particle Retention1.5 μm
TypeRTU Filter for Total Suspended Solids Analysis
Temperature (English) Max.1022°F
DescriptionOur Whatman glass microfiber filter papers in grade 934-AH RTU have been pre-washed, dried (or ignited), cooled, desiccated and weighed, which eliminates the pre-treating steps that are otherwise required by the US EPA Laboratory Standard Method 2540 part
Thickness (English)0.017 in.
Temperature (Metric) Max550°C
Quantity100 pieces
Grade934-AH RTU
MaterialBorosilicate Glass
For Use With (Application)Monitoring of rivers, lakes and coastal waters
Waterflow Rate341 mL/min
11

Cytiva Whatman™ 30mm SPARTAN™ Regenerated Cellulose Syringe Filters

Provides reproducible results from the filtration of organic and aqueous solutions in HPLC. Whatman™ 30mm Spartan™ Regenerated Cellulose Syringe Filters is resistant to common HPLC solvents and exhibits very low levels of extractables that could otherwise interfere with analysis.

EDGE
TypeSyringe Filter
Outlet StyleMale Luer
Diameter (Metric)30 mm
Inlet StyleFemale Luer Lock
Housing MaterialPolypropylene
Material (Membrane)Regenerated Cellulose
For Use With (Application)Filtration of organic and aqueous solutions in HPLC with reproducible results; Purification of aqueous and organic solutions; Filtration of protein solutions
12

Cytiva Whatman™ Binder-Free Glass Microfiber Filters, Grade GF/B

Filters fine particles with high wet-strength and high loading capacity. Whatman™ Binder-Free Microfiber Filters, Grade GF/B are particularly useful for liquid clarification and liquid scintillation counting.

EDGE
Thickness (Metric)675 μm
Flow Rate5.5 sec./100mL
Particle Retention1.0 μm
TypeFilter
Temperature (English) Max.932°F
Basis Weight143 g/m2
FormatDisc
DescriptionGE’s Whatman brand Grade GF/B is a thick filter with fine particle filter and good loading capacity. GF/B filters are particularly useful for liquid clarification and liquid scintillation counting.
Thickness (English)0.02 in.
Temperature (Metric) Max500°C
GradeGrade GF/B
MaterialBorosilicate Glass
Waterflow Rate81 mL/min
13

Cytiva Whatman™ Puradisc 25mm Syringe Filters: Sterile

Purifies aqueous and organic solutions. Whatman™ Puradisc 25mm Syringe Filters have polypropylene housings with female luer lock inlet and male luer outlet.

EDGE
TypeSyringe Filter
Outlet StyleMale Luer
Diameter (Metric)25 mm
Inlet StyleFemale Luer Lock
Housing MaterialPigment free Polypropylene
Material (Membrane)PES
Volume (Metric)Up to 100 mL
Pressure Rating5.2bar
For Use With (Application)For filtering aqueous solutions
Hold up Volume (After Air Purge)< 0.1 mL
SterilitySterile
Filtration Area4.2 cm2
14

Cytiva Whatman™ Benchkote Surface Protector Sheets

Minimize mess and contamination during spills. Whatman™ Benchkote material has a high-quality, smooth, absorbent lab paper layer that soaks up liquid spills. A second laminated polyethylene layer prevents flow-through to the working surface.

EDGE
Length (Metric)460 mm
Product TypeSurface Protector
MaterialPolyethylene
Width (Metric)570 mm
Dimensions (L x W)460 x 570mm
15

Cytiva Whatman™ 3MM Chr Chromatography Paper

Manufactured entirely from high-quality cotton linters with no additives and tested specifically for chromatographic techniques. Whatman™ Grade 3MM Chr Chromatography Paper ensures the wicking capability and uniformity of capillary action that are important in chemical separations.

EDGE
Flow Rate130 mm/30 min.
Description0.34 mm Whatman medium thickness 3 MM Chr paper
MaterialCellulose
Grade3 MM Chr
For Use With (Application)For Electrophoresis, General Chromatography, and Blotting AppliCatIons
FinishSmooth
Film Thickness0.34 mm