ISO 9877 | IDF 258: 2026 - Milk and milk products — Determination of ash Language:FR Enzymatic assays and particle-based assays

Enzymatic assays and particle-based assays based on receptor proteins are referred to as receptor assays in ISO 18330: 2003

the quantity of salt must be checked regularly from a representative sample of cheese

the “re-wet” process and also to instant dried whole milk

It does not apply to formalin milk

Sonia Alkafy Baldi

ISO 9877 | IDF 258: 2026 - Milk and milk products — Determination of ash Language:FR Enzymatic assays and particle-based assaysThis document specifies a method for the determination of the ash content in milk, milk powder, whey powder, whey protein concentrate, infant formula, milk permeate powder and milk protein concentrate. NOTE: For the determination of ash (fixed ash) of caseins and caseinates, see ISO 5544 IDF 89.