BS 7142-4:1989 Methods for analysis of milk-based products - Determination of fat content of liquid, concentrated and dried milk products by the Weibull-Berntrop gravimetric method
2006BS ISO 8262-3:2006 Milk products and milk-based foods - Determination of fat content by the Weibull-Berntrop gravimetric method (Reference method) - Special cases
1989BS 7142-4:1989 Methods for analysis of milk-based products - Determination of fat content of liquid, concentrated and dried milk products by the Weibull-Berntrop gravimetric method