Phenolphthalein 98,0-101,0% Ph. Eur.
Lieferant: VWR Chemicals
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Gefahr
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Synonyms:
3,3-Bis(4-hydroxyphenyl)-1(3H)-isobenzofuranon
, 3,3-Bis(4-hydroxyphenyl)phthalid
83544.180EA
121
CHF
83544.180
Phenolphthalein 98,0-101,0% Ph. Eur.
Phenolphthalein
Formel:
C₂₀H₁₄O₄ MW: 318,33 g/mol Melting Pt: 258…262 °C Dichte: 1,3 g/cm³ (20 °C) Lager Temperatur: Raumtemperatur |
MDL Number:
MFCD00005913 CAS-Nummer: 77-09-8 EINECS: 201-004-7 REACH: 01-2119498295-24 Merck Index: 14,07243 |
Spezifikation Testergebnisse
Assay (calculated on dried substance) | 98.0 - 101.0 % |
Appearance | White/almost white powder |
Identification A | Passes test |
Identification B | Passes test |
Appearance of solution | Passes test |
Acidity or alkalinity | Passes test |
Related substances | Passes test |
Cl (Chloride) | Max. 100 ppm |
SO4 (Sulphate) | Max. 200 ppm |
Heavy metals (as Pb) | Max. 10 ppm |
Loss on drying (105°C) | Max. 0.5 % |
Sulphated ash | Max. 0.1 % |
Residual solvents | Passes test |
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