... , technical and certification services to the chemical, environmental, food, pharmaceuticals, metallurgical and plastics industries. In addition to ... Scheme (HOKLAS). CNAS has accredited our testings for food, cosmetic, indoor air quality, water ans waste water ... Drinking Water and Mineral Water Testing- Artifical Colouring Agents Testing- Fozen Food Testing- Residual Pesticides Testing- Milk and Diary ...