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1 – 15 of 70 results
1

Cytiva Whatman™ Three-piece Filter Funnel

Features quick and easy filtration. Whatman™ Three-piece Filter Funnels dismantle quickly for the insertion of a new filter. Funnels are available with a choice of three plates and come in several sizes.

Includes Acrylic plate
Type Filter Funnel
Material Polypropylene
2

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.

Promotions are available
Thickness (Metric) 180 μm
Flow Rate 57mL/min. (water)
Particle Retention >11 μm
Basis Weight 87 g/m2
Format Disc
Airflow Rate 13sec./100mL/sq. in.
Grade Grade 1
Material Cellulose
Porosity Medium
Filtration Speed 150 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.
3

Cytiva Whatman™ Grade 603 Cellulose Extraction Thimbles

Range in size and length to ensure optimal fit.. Whatman™ Grade 603 Cellulose Extraction Thimbles are for use with extracting pesticides from environmental samples and fat analysis in the food industry

Promotions are available
Description 603 Standard Cellulose Extraction Thimbles made from high-quality cellulose available in a range of sizes.
Product Type Extraction Thimble
Max. Temperature (English) 266°F
Grade 603
Material Cellulose
Max. Temperature (Metric) 130°C
For Use With (Application) To analyze fats and extract organic compounds
4

Cytiva Whatman™ Quantitative Filter Paper: Grade 50 Circles

Enables strong retention for very fine crystalline precipitates. Whatman™ Quantitative Filter Paper: Grade 50 Circles withstand shredding, wet handling, and precipitate removal by scraping.

Thickness (Metric) 115 μm
Pore Size 2.7 μm
Flow Rate Slow
Type Quantitative Filter Paper
Format Disc
Airflow Rate 144 s/100 mL/in2
Quantity 100 Pk.
Grade Grade 50
Material Cotton Linters
Filter Type Hardened Low Ash
Porosity Fine
Filtration Speed ASTM, 250 seconds; Herzberg, 2685 seconds
5

Cytiva Whatman™ Qualitative Filter Paper: Grade 1 Sheets

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

Promotions are available
Thickness (Metric) 180 μm
Pore Size 11 μm
Flow Rate Medium
Format Sheet
Grade Grade 1
Material Cellulose
Porosity Medium
Filtration Speed 150 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.
6

Sartorius Polyamide (Nylon) Membrane Filters

Recommended for particle-removing filtration of water, aqueous solutions and solvents for analytical determination. Sartorius Polyamide (Nylon) Membrane Filters are white, non-sterile filters without grids. Choose from two pore sizes in four diameters. Bulk packed for space and cost savings.

Thickness (Metric) 115 μm
Color White
Material Polyamide (Nylon)
Hydrophobicity Hydrophilic
For Use With (Application) Recommended for particle removing filtration of water; aqueous solutions and solvents for analytical determination.
Autoclavable Autoclavable
7

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.

Promotions are available
Thickness (Metric) 675 μm
Flow Rate 5.5 sec./100mL
Particle Retention 1.0 μm
Type Filter
Temperature (English) Max. 932°F
Basis Weight 143 g/m2
Format Disc
Description GE’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) Max 500°C
Grade Grade GF/B
Material Borosilicate Glass
Waterflow Rate 81 mL/min
9

Sartorius Gridded Sterile Cellulose Nitrate Membrane Filters: 0.2μm

Ensure quality control in routine microbiological filtering. Sartorius Gridded Sterile Cellulose Nitrate Membrane Filters, 0.2μm are single-packed membranes with black grids for colony counting, particle testing and microscopy. The 0.2μm pore size is BCT validated. Choose from two diameters and packaging quantities.

Pore Size 0.2 μm
Color White
Grid Color Black
Material Cellulose Nitrate
Hydrophobicity Hydrophilic
For Use With (Application) For colony count; sterility testing; particle count; microscopy
Sterility Sterile
10

Cytiva Filter Holder

Polysulfone In-Line Filter Holder for 50mm Diameter Membrane

Promotions are available
Diameter (Metric) Membrane 50 mm
11

Sartorius™ Glass Frit

Finely porous glass filter for the Sartorius™ All-Glass Vacuum Filter Holder system. Sartorius™ Glass Frit is an essential part of the complete filter support.

12

Sartorius Quantitative Grade 393 Filter Papers
BIOPHARMA

These filter papers are used for quantitative and gravimetric analyses as well as for pressure or vacuum filtration. They are made out of 100 % cotton linters with an α-cellulose content of > 98 % and are acid-washed to make the papers ashless and achieve high purity.

Thickness (Metric) 0.18 mm
Particle Retention 1 to 2 μm
Format Disc
Quantity 100/Pk.
Grade 393
Filtration Speed 250 sec.
13

Cytiva Whatman™ HEPA-Cap Disposable Air Filtration Capsules

Retains 99.97% of all particles ;≥ 0.3 μm in air and gas streams. Whatman™ HEPA-Cap Disposable Air Filtration Capsules are used throughout the scientific, research and industrial environments in a variety of air and gas filtration applications where high retention, dirt-holding capacity and flow rates are required.

Promotions are available
Housing Material Polypropylene (PP)
Material (Membrane) Polyester-laminated Glass Microfiber
Autoclavable Autoclavable
Max. Pressure 4.1 bar (60 psi)
14

Sartorius™ Grade 292a High Purity Folded Filter Qualitative Filter Papers

Suitable for qualitative analyses that require low ash content

Thickness (Metric) 0.19 mm
Particle Retention 4 to 7 μm
Type Qualitative Filter Paper
Format Folded
Quantity 100/Pk.
Grade 292a
Material Cotton Linters, Refined Pulp
Filtration Speed 60μm/sec.
For Use With (Application) Used for analytical purposes that require a low ash content