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 Residue Color Control Adhesion Strength Lamination Strength Barcode Readability Friction Coefficient Unit Weight Size Tension Coil Rigidity Sealing Optical Density Brightness Haziness Moisture Amount in Solvent Cold Seal Application Controls Laser Application Controls Inkjet Application Controls Perforated Application Controls Bag Application Controls