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ISO 3199:1975

Sodium chlorate for industrial use — Determination of chlorate content — Dichromate titrimetric method
1. 2. 1975.

Опште информације

90.93     14. 2. 2025.

ISO

ISO/TC 47

Međunarodni standard

71.060.50  

francuski   engleski  

Kupovina

Objavljen

Jezik na kome želite da primite dokument.

Apstrakt

Not applicable to the analysis of mixtures for agricultural use such as herbicides or pesticides. Indicates the risk in handling with clorates. Dissolution of the test portion in water and reduction by a known quantity, in access, of an iron(II) salt in a sulphuric acid and orthophosphoric acid medium. Titration of the excess iron(II) salt with a standard volumetric solution of potassium dichromate in the presence of barium diphenylamine-4-sulphonate solution as indicator.

Životni ciklus

TRENUTNO

OBJAVLJEN
ISO 3199:1975
90.93 Odluka o potvrđivanju standarda
14. 2. 2025.