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ISO 5274:1979

Aromatic hydrocarbons — Acid-wash test
1. 7. 1979.
95.99   Povučen   27. 5. 2002.

Опште информације

95.99     27. 5. 2002.

ISO

ISO/TC 47

Međunarodni standard

71.080.15  

francuski   engleski  

Kupovina

Povučen

Jezik na kome želite da primite dokument.

Apstrakt

Specifies an acid washing test. Gives some indication of the degree of refining but does not give a precise measure of the amount of unsaturated compounds present as different unsaturated compounds produce different colourations with sulphuric acid. Shaking together of equal volumes of the sample and 95 % (m/m) sulphuric acid. Comparison of the colour of the acid layer with that of standard matching solutions.

Životni ciklus

TRENUTNO

POVUČEN
ISO 5274:1979
95.99 Povučen
27. 5. 2002.

Nacionalna preuzimanja

SRPS H.B8.037:1986  
ISS

Ugljovodonici aromatičnog reda - Utvrđivanje boje posle tretiranja sumpornom kiselinom (prema rastvoru K2Cr2O7) - Kolorimetrijska metoda

95.99   Povučen

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