Phénolphtaléine 98.5%, pur qualité Indicateur
Marques : Thermo Fisher ScientificTotal Evaluation: 0
Moyenne des Notes : 0.0 sur 5
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Danger
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Synonyme(s):
3,3-Bis(4-hydroxyphenyl)isobenzofuran-1(3H)-one
Formule:
C₂₀H₁₄O₄ Point de fusion: 258…263 °C Densité: 1,3 g/cm³ (20 °C) Température de stockage: Température ambiante |
Numéro MDL:
MFCD00005913 Numéro CAS: 77-09-8 EINECS: 201-004-7 REACH: 01-2119498295-24 Indice Merck: 14,07243 |
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Résultats des tests de spécification
Appearance | White to almost white Powder |
Infrared spectrum | Conforms |
Assay | 98.0 to 102.0 % |
Loss on drying | ≤0.5 % (105°C) |
Sulfated ash | ≤0.1 % |
Acidity/alkalinity | (per Ph. Eur.) Passes test |
Color of solution | (per Ph. Eur.) Passes test |
Chloride (Cl) | ≤100 ppm |
Sulfate (SO4) | ≤200 ppm |
Heavy metals (as Pb) | ≤10 ppm |
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