In the scope of the Certifications such as ISO 9001, AIB, BRC, Bak Ambalaj goes through regular announced or unannounced audits. Adequacy of food safety (GMP / HACCP) Pest control Operational methods and personnel practices Engineering and maintenance Cleaning practices The tests and measurements used in Bak Ambalaj work processes are as follows: Solvent retention Heat seal strength Tensile strength Bond Strength Elongation at break Dart impact Barcode readability C.O.F PH Optical density Water vapour transmission Unit weight Thickness