ISO 6793:1981
But-2-ene 1,4-diol for industrial use — Determination of iodine value
Reference number
ISO 6793:1981
ISO 6793:1981
Edición 1
1981-11
1981-11
© ISO 2024
Retirada
Resumen
A test solution is treated with an excess of acidified potassium bromide-bromate solution in the presence of mercury(II) sulphate. After addition of potassium iodide solution the liberated iodine is titrated with standard volumetric sodium thiosulphate solution.
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