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Standard
ISO 3709:1976

ISO 3709:1976

Phosphoric acid for industrial use (including foodstuffs) — Determination of oxides of nitrogen content — 3,4- Xylenol spectrophotometric method

Acide phosphorique à usage industriel (y compris les industries alimentaires) — dosage des oxydes d'azote — Méthode spectrophotométrique au xylénol-3,4

Fecha Anulación:
1976-11-01 / Withdrawn
Committee:
ISO/TC 47 - Chemistry

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