Differences between Water

Different types of water require different monograph tests; even though there are eight different types of water most fall into four categories: Bulk Water, Water for Injection (WFI), Sterile Water and Sterile Water for Injection (SWFI).  To quality for USP grade...

Water Purification Spectrum

The chart below shows how various filtration processes purify the water. VeV Scientific, Inc. is proud to announce that the water it supplies undergoes reverse osmosis, ultrafiltration and microfiltration as part of the purification process.

Water for Pharmaceutical Use

Water is more complicated that one might think. Even though there are multiple types of water, the FDA states that manufacturers that prepare wet granulations and/or aqueous liquid preparations, the quality of the water, both chemically and microbiologically, must be...

Elemental Impurities in Pharmaceutical Water

The issue of elemental impurities is something that has been in negotiation between the big 3 pharmacopoeia and regulatory agencies for years. USP <232> describes the allowed amount of specific heavy metals in final pharmaceutical products. This does not affect...