Chemically synthesised products are often based around the use of aggressive solvents. Parker Domnick Hunter can provide a comprehensive range of chemically compatible polypropylene and fluoropolymer based filters for prefiltration through to bioburden reduction prior to freeze drying and crytallisation. We can also provide design and fabrication expertise in pressure vessels for dangerous fluids and gases covering such aspects as ATEX approval. Novel solutions for VOC reduction and powder transfer applications can also be supplied.