In the process of production, transportation or storage, the surface of the product is often prone to contamination, corrosion, oxidation or through other ways to produce abnormal substances or abnormal phenomena. In view of the abnormal substances or abnormal phenomena on the surface of the material, the comprehensive analysis method is used to determine the types of foreign substances in the material, and then the causes of foreign substances in the material are further analyzed. At the same time, the abnormal phenomena in the product are diagnosed, the causes are found, and the process improvement and optimization are carried out in combination with the actual production process of the enterprise.
Common diagnostic types:
1. Inorganic foreign body analysis
2. Organic foreign body analysis
3. Comprehensive diagnosis
Test method:
1. Microscopic Infrared (FTIR)
2. Scanning electron Microscope/X-ray Energy Spectrometer (SEM/EDS)
