From The Corner Lab - Blog Posts

Why Test Raw Materials When The Supplier Provides A COA

Posted by Mary Oppel on Wed, Jun 06, 2012 @ 11:47 PM

Many raw material suppliers do only a fraction of their business with pharmaceutical, personal care products or cosmetics companies.  A raw material thus may have multiple uses. Consequently  specifications  may be  set to  ensure consistency of the material from lot to lot. However, the specification boundaries set by  a particular supplier, although consistent, can be  much wider than those acceptable for GMP manufacturing purposes. In addition, raw material suppliers may use their own internal analytical methods, rather than a compendial method, in support of a COA.

Read More

Topics: C of A, Test Raw Materials, Raw Materials testing, Supplier C of A