Pharmaceutical purified water is the raw water by distillation, ion exchange, reverse osmosis or other suitable methods worthy of pharmaceutical water, does not contain any additives, can be used as a solvent for the preparation of ordinary pharmaceutical preparations or test water. In the production of tablets, capsules, oral liquids and topical pharmaceuticals, all the equipment, containers, inner packaging and tools that come into contact with drugs need to be cleaned with purified water. Conductivity is an important indicator of purified water, the Chinese Pharmacopoeia (2010 edition) of the conductivity of purified water has a clear requirement that is less than or equal to 2 μs/cm. water for injection is generally purified water by distillation, chemical purity of up to 99.999%, no heat source.
It is recommended that you can check online and buy the equipment you need to visit the manufacturer.