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ISO 119:1977 (R2025)
Plastics — Phenol-formaldehyde mouldings — Determination of free phenols — Iodometric method
Summary
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.
Notes
90.93 : Norme internationale confirmée
Technical characteristics
| Publisher | International Organization for Standardization (ISO) |
| Publication Date | 10/01/1977 |
| Confirmation Date | 06/18/2025 |
| Edition | 1 |
| Page Count | 2 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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Previous versions
01/10/1977
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