MILK OF COMPOSITION
The milk composition section describes the chemical and physical properties and effect on the compounds in milk .
in general , the gross composition of cow's milk in the U.S is 87.7% water , 4.9% lactose (carbohydrates) ,3.4%fat, 3.3%protien,and 0.7% minerals(reffered to ash).
milk composition varies depending on the species (cow, goat, sheep), breed, the animals feed, and the stage of lactation.
MAIN CONSTITUENT RANGE(%) MEAN(%)
WATER 85.5-89.5 87.0
TOTAL SOLIDS 10.5-14.5 13.0
FAT 2.5-6.0 4.0
PROTIENS 2.9-5.0 3.4
LACTOSE 3.6-5.5 4.8
MINERALS 0.6-0.9 0.8
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