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Caféine 98.5%, Conforme aux spécifications analytiques BP, USP

Marques : Thermo Fisher Scientific
Ratings: Ecrire un avis

Total Evaluation: 0
Moyenne des Notes : 0.0 sur 5

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Synonyme(s): 3,7-Dihydro-1,3,7-triméthyl-1H-purine-2,6-dione

108160100 108165000 108160025
ACRO108160100EA 53.9 EUR
ACRO108160100 ACRO108165000 ACRO108160025
Caféine 98.5%, Conforme aux spécifications analytiques BP, USP
Caféine
Formule: C₈H₁₀N₄O₂
Point de fusion: 234…239 °C
Densité: 1,23 g/cm³
Température de stockage: Température ambiante
Numéro MDL: MFCD00005758
Numéro CAS: 58-08-2
EINECS: 200-362-1
UN: 1544
ADR: 6.1,III
Indice Merck: 13,01636
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Résultats des tests de spécification

Appearance White or almost white Crystalline powder or crystals
Infrared spectrum Conforms
Melting point 234 to 239 °C
Loss on drying ≤0.5 %
Sulfated ash ≤0.1 %
HPLC ≤0.1 % (total impurities)
Appearance of solution (0.5g in 50 ml water) Clear colorless
Acidity ≤0.2 ml of 0.01M NaOH
Titration with HClO4 98.5 to 101.0 % (On anhydrous substance)
Sulfate (SO4) ≤500 ppm
Heavy metals (as Pb) ≤10 ppm
Residual solvents Meets the requirements
Organic volatile imp. Meets the requirements
Other alkaloids no precipitate is formed


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