BS ISO 13082 pdf download Milk and milk products — Determination of the lipase activity of pregastric lipase preparation 4.1 Tributyrin (glycerintributyrate or glyceryl tributyrate), e.g.Merck No.1.01958.01001) or similar.4.2Sodium caseinate, e.g. Sigma C86541) or similar. 4.3Lecithin,from soya bean, e.g.BDH Prod.298631) or similar. 4.4Liquid paraffin. Use paraffin which is highly liquid (or similar light mineral oil), e.g.MerckNo.7174.100o1), or similar. 4.5Soda lime...