Acide citrique, anhydre 99.5% pour analyses
Marques : Thermo Fisher ScientificTotal Evaluation: 0
Moyenne des Notes : 0.0 sur 5
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Attention
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Formule:
HOC(COOH)(CH₂COOH)₂ Point d'ébullition: 310 °C (1013 hPa) Point de fusion: 153 °C Densité: 1,665 g/cm³ (20 °C) Point éclair: 100 °C Température de stockage: Température ambiante |
Numéro MDL:
MFCD00011669 Numéro CAS: 77-92-9 EINECS: 201-069-1 REACH: 01-2119457026-42-0000 Indice Merck: 13,02350 |
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Résultats des tests de spécification
Appearance | White Crystalline powder or crystals |
Infrared spectrum | Conforms |
Loss on drying | ≤0.5 % |
Sulfated ash | ≤0.05 % |
Titration with NaOH | ≥99.5 % |
Substance darkened by H2SO4 | Passes test |
Chloride (Cl) | ≤10 ppm |
Oxalate (C2O4) | ≤500 ppm |
Sulfate (SO4) | ≤100 ppm |
Arsenic (As) | ≤1 ppm |
Calcium (Ca) | ≤200 ppm |
Iron (Fe) | ≤5 ppm |
Heavy metals (as Pb) | ≤5 ppm |
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