Electrical Conductivity of Water for Injection Kumar Jeetendra | May 5, 2020 In the pharmaceutical industry, varying grades of water are an essential and highly used raw material. As per the United States Pharmacopeia (USP), Water for Injection (WFI) is a grade of water that is purified by reverse osmosis or distillation; such water must continually undergo tests for conductivity to ensure purity via standard method USP. …
