PQ Filler/Carrier Silicas can be used for a number of applications, including being used as additives to improve freeflow/anticaking properties in food or animal feed.  use as flow aids in chemical processing, liquid carrying, rubber reinforcement, titanium dioxide extension and many other food, pharmaceutical and chemical industry processes.

PQ's synthetic silica products are amorphus (non-crystallising to X-Ray) and chemically inert.  Most products are approved as additives for food (E551) and have FDA approval.