Depending on the application, location of the client and the type of zeolite required, Imagine Zeolite may source its zeolite from a variety of different mineral deposits around the planet.
Our zeolite sources have the following certifications.
More about the author CFIA Approval: Canadian Food Inspection Agency
http://applicationformation.com/escitalopram ANSI & NSF: Water Filtration: Standard 50,60,61
reference OMRI LISTED: Certified for ORGANIC crop production
browse around these guys DIN EN 16070