ISO 119:1977
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The latest, up-to-date edition.
Plastics Phenol-formaldehyde mouldings Determination of free phenols Iodometric method
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English, French
01-10-1977
A semiquantitative method for the determination of the amount of free phenols in phenolic mouldings. Hot water extraction of free phenols from a powdered test portion, iodination of the water extract and backtitration of the excess of iodine with standard volumetric thiosulfate solution.
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