Whatman Polycap HD Filters are heavy duty polypropylene filters. The Whatman Polycap Heavy Duty Filters are used in processing applications to filter buffers, solvents, reagents and emulsions across a wide range of industries including clean air and gas equipment, cosmetics and personal care, food and beverage, inks and pigments, pharmaceuticals, photography, semiconductors and magnetic media.

• Filter media: Polypropylene (PP)
• Max. recommended pressure: 4,1 bar (60 psi)
• With stepped barb connections for hoses with inner diameter 6-9,5 mm (1/4-3/8")
• For unidirectional use
• Autoclavable: 121 °C for 20 minutes at 1,0 bar (0,1 MPa, 15 psi)

Recommended use:

• Processing applications for general sample preparation
• Fine filtration
• Refiltration for reverse osmosis, ultrafiltration and microfiltration membranes