BS EN ISO 662:2016

What is ISO 662- Moisture and volatile matter in animal and vegetable fats and oils about?   

ISO 662 is an international standard that discusses the determination of moisture and volatile matter in animal and vegetable fats and oils to ensure reducing the effect of moisture and volatile matter on the quality of fats and oils.  
ISO 662 specifies two methods for the determination, by drying, of the moisture and volatile matter content of animal or vegetable fats and oils:  

Method A, using a sand bath or hotplate  

Method B, using a drying oven  

Method A applies to all fats and oils.  
Method B applies only to non-drying fats and oils with an...