Acido citrico, anidro 99.5% per analisi
Fornitore: Thermo Fisher Scientific
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Attenzione
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Synonyms:
2-Hydroxypropane-1,2,3-tricarboxylic acid, Hydroxytricarballylic acid
Formula:
HOC(COOH)(CH₂COOH)₂ Punto di ebollizione: 310 °C (1013 hPa) Punto di fusione: 153 °C Densità: 1,665 g/cm³ (20 °C) Flash Pt: 100 °C Temperatura di stoccaggio: Ambiente |
MDL Number:
MFCD00011669 CAS Number: 77-92-9 EINECS: 201-069-1 REACH: 01-2119457026-42-0000 Merck Index: 13,02350 |
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Risultati del test di specificazione
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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