Impurities
Grades (quality)
Industrial
Volumetric analysis
Determination of content
Grease
Infrared radiation
Chemical indices
Insoluble matter determination
Iodine number
Spectrophotometry
Flash point
Bleaching tests
Sampling equipment
Quality control
Colorimetry
Tallow
Photometry (chemical analysis)
Saponifiable matter determination
Animal fats
Gravimetric analysis
Fat content determination
Dimensions
Colour tests
Hydrolysable matter determination
Chemical analysis and testing