"Batch Pressure Filter Cloth"

Supplier: RESTEK CORP

Supplier: Cytiva

This disposable protective device is designed to prevent aqueous liquid and aerosol contamination of vacuum pumps or aspiration suction systems.

Supplier: SWIFT GLASS COMPANY INC

Used to conduct flame tests for potassium.

Supplier: Cytiva

Cellulose nitrate membranes, circles, plain. Recommended for the majority of routine applications, this membrane is manufactured under strictly controlled conditions.

Supplier: Cytiva

Cytiva's Whatman Grade 44 quantitative paper is a thin version of Grade 42 ashless paper. The thinness reduces the overall ash content, making Grade 44 well suited for analyses relying on ash-free dry weight.

Supplier: Cytiva

A general qualitative filter with creped surface. Widely used in industrial or student laboratories for routine filtration.

Supplier: SARTORIUS CORPORATION EDI

Cellulose nitrate hydrophilic, gridded membrane filters for colony counting, particle testing and microscopy, with outstanding recovery rates for microorganisms.

Supplier: HIRSCHMANN INC

Round filter set with plug connection on one side.

Supplier: Cytiva

Designed both for prefiltration of particulate liquids (such as serum) prior to sterilizing filtration, and removal of debris and particles from liquids not requiring sterilization.

Supplier: Cytiva

For preparing HPLC samples and solvent clarification. Ideal for both aqueous and nonaqueous solutions. Very low extractables, minimizing the risk of introducing spurious peaks in HPLC analyses. Excellent chemical compatibility with common solvents, bases, and esters.

Supplier: Thermo Scientific

Cellulose acetate membrane for biological or protein-based samples.

Supplier: Avantor

Placed immediately before the column, the precolumn filter traps particles introduced with the sample. For samples, which may irreversibly absorb onto the column, the use of guard cartridges is strongly recommended.

Supplier: Cytiva

Grade 3645 papers are suitable for testing seeds with small white rootlets.

Supplier: QUALITY LAB ACCESSORIES

Only QLA manufactures pure quality filters which are guaranteed chromium and heavy metal free.

Supplier: Cytiva

For biotech and chromatography applications. Intrinsically hydrophilic, eliminating the need for wetting agents. Capable of filtering most organic solvents. Autoclavable.

Supplier: Thermo Scientific

Adding a syringe filtration step prior to injection not only helps to ensure more consistent and reliable results; it also helps protect delicate instruments and prolongs column life.