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ISO 753-7:1981

Acetic acid for industrial use — Methods of test — Part 7: Determination of dichromate index
1. 10. 1981.
95.99   Povučen   27. 5. 2002.

Опште информације

95.99     27. 5. 2002.

ISO

ISO/TC 47

Međunarodni standard

71.080.40  

francuski   engleski  

Kupovina

Povučen

Jezik na kome želite da primite dokument.

Apstrakt

The principle consists in heating a test portion with an excess of potassium dichromate solution in the presence of sulphuric acid. Iodometric titration of the residual potassium dichromate. The method is applicable to products having dichromate inexes equal to or greater than 0,04 ml. It has also been approved by the International Union of Pure and Applied Chemistry (IUPAC). ISO 753/1 to ISO 753/11 cancel and replace ISO Recommendation R 753-1968.

Životni ciklus

PRETHODNO

POVUČEN
ISO/R 753:1968

TRENUTNO

POVUČEN
ISO 753-7:1981
95.99 Povučen
27. 5. 2002.

Nacionalna preuzimanja

SRPS H.B8.218:1985  
ISS

Sirćetna kiselina, tehnička - Određivanje indeksa dihromata - Volumetrijska metoda

90.92   Odluka o izmeni ili reviziji standarda

H047 Saznaj više