Thermistorcryoscopemethod(Referencemethod)
Thisstandardspecifiesareferencemethodforthedeterminationofthefreezingpointofrawbovinemilk,heat-treatedwhole,reducedfatandskimmedbovinemilk,aswellasrawovineandcaprinemilk,byusingathermistorcryoscope.
Thefreezingpointcanbeusedtoestimatetheproportionofextraneouswaterinmilk.
Calculationoftheamountofextraneouswaterissubjecttodailyandseasonalvariations,andisnotwithinthescopeofthisstandard.
Resultsobtainedfromsampleswithatitratableacidityexceeding20mlof0,1mol/lsodiumhydroxidesolutionper10gofnon-fatsolidsarenotrepresentativeoftheoriginalmilk.
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