ISO 119:1977
Plastics; Phenol-formaldehyde mouldings; Determination of free phenols; Iodometric method

Standard No.

ISO 119:1977

Release Date

1977

Published By

International Organization for Standardization (ISO)

Status

Be replaced 1977-01

Replace By

ISO 119:1977/Cor 1:1979

Latest

ISO 119:1977/Cor 1:1979

Scope

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.

ISO 119:1977 history

• 1977 ISO 119:1977/Cor 1:1979 Plastics; Phenol-formaldehyde mouldings; Determination of free phenols; Iodometric method
• 1977 ISO 119:1977 Plastics; Phenol-formaldehyde mouldings; Determination of free phenols; Iodometric method