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1-Naphthol benzein (pH Indicator)
4-[(4-Hydroxy-1-naphthalenyl)phenylmethylene]-1(4H)-naphthalenone; p-Naphtholbenzein
Product Size |
10gm/25gm |
Grade |
Analytical Reagent (AR) |
Purity |
|
CAS No. |
145-50-6 |
Molecular Formula |
C27H18O2 |
Molecular Weight |
374.44 |
H.S. Code |
29145000 |
Shelf Life |
60 months |
Specifications
pH Transition range |
|
pH 8.5 |
Yellow |
pH 9.8 |
Green |
Safety Information and Hazard Symbols