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3,3-Bis(4-hydroxy-3-methylphenyl)-1(3H)-isobenzofuranone
CAS 596-27-0
Indicator grade
Packing 20kg/drum
o-Cresolphthalein
| Name | o-Cresolphthalein |
| Synonyms | 3,3-Bis(4-hydroxy-3-methylphenyl)-1(3H)-isobenzofuranone |
| Molecular Structure |  |
| Molecular Formula | C22H18O4 |
| Molecular Weight | 346.38 |
| CAS Registry Number | 596-27-0 |
| EC Number | 209-881-8 |
Specification:
Item | Specification |
Appearance | White or pale yellow powder |
PH ranges | 8.2(colorless)-9.8(red/purple) |
Solubility in ethanol | Pass |
Uses:
Chemical laboratory: acid-base indicator.
Water quality testing: testing the pH value of water samples to determine their acidity or alkalinity.
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