SIST ISO 935:1998

Oznaka standarda: SIST ISO 935:1998
Koda projekta: 005354
Organizacija: SIST
Naslov (angleški): Animal and vegetable fats and oils -- Determination of titre
Naslov (slovenski): Živalske in rastlinske maščobe in olja - Določevanje titra
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Tehnični odbor: KŽP - Kmetijski pridelki in živilski proizvodi
ICS: 67.200.10
Status: Objavljen
Objavljen: 01-dec-1998
Refer. št. objave: Sporocila 1998-12-01
Referenčna oznaka: ISO 935:1988
Področje projekta (angleško): Specifies a method for the preparation of the water-insoluble fatty acide and determination of their solidification temperature. The method is not applicable to titres below 30 degrees centigrade. The principle is saponification of a test portion with potassium hydroxide solution in glycerol, dissolution of the soap in water and neutralization. Washing of the separated insoluble fatty acids with hot sodium chloride solution, drying and filtering. Melting of the prepared fatty acids, cooling them, with continuous stirring, and observation of the solidification temperature.

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