Phenolphthalein bisphosphate tetrasodium salt ~95%, Sigma-Aldrich®

Leverantör: SIGMA-ALDRICH MICROSCOPY

Synonyms: Phenolphthalein diphosphate tetrasodium salt

M-Clarity™ quality level = MQ200

P9875-1G P9875-25G P9875-5G
P9875-1GEA 379 SEK
P9875-1G P9875-25G P9875-5G
Phenolphthalein bisphosphate tetrasodium salt ~95%, Sigma-Aldrich®
Phenolphthalein bisphosphate tetrasodium salt

Phenolphthalein bisphosphate tetrasodium salt has been used as a component of modified Baird Parker (BP) agar to determine the expression of phosphatases of Staphylococcus aureus ATCC12600. It also been used as a component of modified Tryptose phosphate/phenolphthalein/methyl green (M-TPMG) agar to detect enteroinvasive Escherichia coli (EIEC) apyrase activity.

Formel: C₂H₁₂Na₄OP₂
MW: 566,21 g/mol
Storage Temperature: Frys
MDL Number: MFCD00005907
CAS nummer: 68807-90-9
https://digitalassets.avantorsciences.com/adaptivemedia/rendition?id=70bfda670e7d4745c6e8c5e7af1d1f71f77d061f&vid=76e588882a990e2cf587f799c62e04858f6c29c2&prid=web&clid=SAPDAM

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Specifikation testresultat

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

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