company news about Does milk freshness have much to do with PH value?

Dairy PH Value

Milk freshness and PH value

milk belongs to the nutrient-rich food, so it is also naturally an excellent natural medium for a variety of microorganisms, if contaminated in storage microorganisms or improper storage conditions and storage time is too long will make microorganisms multiply rapidly, these microorganisms in the metabolic process produced by a variety of metabolites. The normal pH value of milk is 6.5 to 6.6, which is weakly acidic. This is because milk contains lactose, which decomposes under the action of microorganisms and turns into lactic acid. Therefore, dairy farmers or milk collectors can test the PH value of milk to deduce its freshness of milk.

PH meter types

usually use a milk analyzer to detect PH values can be divided into two kinds:

1, built-in PH function (customize to add PH function when processing in the factory) LM2 milk analyzer, it is the upgraded model of milk analyzer ECO, it can add PH and printing in addition to the strong and durable metal shell. It is an upgraded milk analyzer ECO, which can add PH and printing function in addition to the metal casing, one machine with multiple measurements and high-cost performance. Widely used in dairy stations, farms, small and medium-sized dairy enterprises, etc.

2, the other is connected to an external PH meter for testing. Because it is external, it needs to connect one more PH meter on the milk analyzer, which is suitable for customers with a low budget to purchase.