Plastics — Phenol-formaldehyde mouldings — Determination of free phenols — Iodometric method
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Reference:
ISO 119:1977
Publication Year:
1977
Domain:
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.
24 000 F CFA
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