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| Artikel 1 | USP | B.P/EP | CP |
| Identificatie | Voldoet | ||
| pH | 3.0-5.0 | ||
| Water (%) | ≤ 5.0 | ||
| Residu bij ontsteking/Zulfaatstof%) | ≤ 0.1 | ||
| Aldehyden | ≤ 0,05% | 500 ppm | ≤ 0,05% |
| 2-pyrrolidon ((%) | ≤ 0.001 | ||
| K-waarde | 27 tot 32 | 28 tot 32 | 27 tot 32 |
| stikstofgehalte ((%) | 11.5-12.8 | ||
| Peroxiden (ppm) | ≤ 400 | ||
| Mierenzuur ((%) | ≤ 0.5 | ||
| Hydrazine ((ppm) | ≤ 1 | ||
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