ISO 1739:1975
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ISO 1739:1975
6359

Тезис

Describes a method of measurement which uses a refractometer with a scale graduated in refractive index units to the third decimal place and having prisms heated by means of a circulating liquid at 40 degrees centigrade, the temperature being thermostatically controlled to within +/- 0.1 degrees centigrade. A sodium vapour lamp shall be used as a light source.


Общая информация 

  •  : Отозвано
     : 1975-12
  •  : 1
  •  : ISO/TC 34/SC 5 Milk and milk products
  •  :
    67.100.20 Butter

Жизненный цикл

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