domnick hunter - a division of Parker-Hannifin Corporation. World-Class Filtration, Purification and Separation Solutions to Industry

pH Adjusts (Acids and Bases)

Parker domnick hunter has worked with customers to improve their process of sterilising pH adjust solutions. Although it is not expected that microbial growth will occur in these solutions, the presence of bacterial spores has been identified ? these can be activated once introduced into the fermentation media. Parker domnick hunter have extensive experience, and can provide filtration options for a wide range of applications including; Phosphoric and Propionic acids, Sodium Hydroxide, Ammonium Hydroxide and Ammonium Sulphate. A choice of PES and PTFE membranes ensures the most effective filtration method is always available.


High Flow Tetpor II
HIGH FLOW TETPOR II gas sterilisation filters have been developed to benefit from technological advances within the manufacture of PTFE membranes. This new generation of filter sets the standard with an unrivalled combination of efficiency, flow rate and strength.
Proclear GF
PROCLEAR GF filters are designed for reliable and economical removal of particulate and microorganisms from pharmaceutical fluids.
Proclear PP
PROCLEAR PP filters are designed for a wide range of prefiltration duties within the production of pharmaceuticals and are particularly suited to applications where chemical compatibility is an issue.
Propor SG
PROPOR SG sterilising grade filters feature a patented, microbially retentive polyethersulphone membrane for fast, reliable and cost-effective sterile filtration of pharmaceutical fluids.
Tetpor Liquid
TETPOR LIQUID filters are particularly suitable for sterilisation and particulate removal from aggressive chemicals (including acids, bases and solvents) within a wide range of critical processing industries.