Milk Quality & Hygiene

Definition of Milk

Standard definition of milk is a lacteal secretion which is

• Practically free from the colostrum

• Obtained from complete milking of one or more cow(s)

• Should contain not less than 8.25 % SNF (Solid Not Fat) and 3.25% Fat.

Milk contains many diversified nature of substances which are usually not present in any other compound.

Terminologies

TS (Total Solids):

It can be defined as: Milk fat + Milk proteins + Lactose + Ash contents

SNF (Sold-not-fat):

It can be defined as: Milk protein + Lactose + Ash contents

Milk Plasma or Skimmed Milk:

It consists of all the milk constituents except milk fat.

Milk Serum or Milk Whey:

It comprises of all the milk contents except milk fat and casein protein.

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