Phenolphthalein bisphosphate tetrasodium salt ~95%, Sigma-Aldrich®
Fournisseur: SIGMA ALDRICH MICROSCOPY
Certificats
À propos de cet article
Synonymes: Phenolphthalein diphosphate tetrasodium salt
Numéro CAS:68807-90-9
:
Formule:C₂H₁₂Na₄OP₂
Numéro MDL:MFCD00005907
:566.21 g/mol
:M-Clarity™ quality level = MQ200
Température de stockage:Freezer
Spécifications
- Environmentally Preferable:
Spécifications
Résultats des tests de spécification
- Appearance (Colour):White to Light Yellow to Light Brown
- Appearance (Form):Powder
- Solubility (Colour):Colorless to Faint Yellow
- Solubility (Turbidity)
50 mg/mL, H2O:Clear to Slightly Hazy - Water (by Karl Fischer):≤16 %
- Phosphorus (Dry Basis):10.4 - 11.5 %
- Sodium (dry basis):14.6 - 18.0 %
- Free Phenolphthalein:≤0.02 %
- Solvent Content (by GC):≤10 %
- Purity (TLC)
(approx 95%):≥92.5% - Recommended Retest Period:5 years
Résultats des tests de spécification
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