Acide méta-phosphorique stabilisé ACS
Fournisseur: Thermo Fisher Scientific
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Danger
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Synonyms:
Metaphosphoric acid
450250025
450251000
450255000
ACRO450250025EA
752
EUR
ACRO450250025
ACRO450251000
ACRO450255000
Acide méta-phosphorique stabilisé ACS
Acide méta-phosphorique
Formule:
(HPO₃)n MW: 79.98 g/mol Point d'ébullition: 260 Point de fusion: 21 Température de stockage: Température ambiante |
Numéro MDL:
MFCD00011351 Numéro CAS: 37267-86-0 ONU: 3260 ADR: 8 III |
Résultats des tests de spécification
Appearance | Colorless to white Crystals and/or chunks |
Stabilizer | 57.0 to 63.0 % NaPO3 |
Titration with NaOH | 33.5 to 36.5 % (HPO3) |
Chloride (Cl) | ≤0.001 % |
Nitrate (NO3) | ≤0.001 % |
Sulfate (SO4) | ≤0.005 % |
Arsenic (As) | ≤1 ppm |
Iron (Fe) | ≤0.005 % |
Heavy metals (as Pb) | ≤0.005 % |
KMnO4-reducing substance | ≤0.02 % (as H3PO3) |
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