o-Cresolphthalein Complexone CAS 2411-89-4
O-Cresolphthalein Complexone, yomwe imadziwikanso kuti o-toluene phenolphthalein (C22H18O4mol346.38), ndi ufa woyera kapena wachikasu womwe umasungunuka mosavuta mu ethanol ndi ether; Zosasungunuka m'madzi, zosungunuka mu alkali wosungunuka, buluu mumtundu, pH 8.2-9.8 (mtundu umachokera ku wopanda mtundu mpaka wofiira); Pamwamba pa mayamwidwe pachimake ndi 566 (381) mm.
| Kanthu | Kufotokozera |
| λ max | 575nm, 377nm |
| Kuchulukana | 1.515±0.06 g/cm3(Zonenedweratu) |
| Malo osungunuka | 181-185 °C (dec.) (lit.) |
| Zosungirako | Sungani pansi +30 ° C. |
| Chiyero | 98%pKa |
| pKa | 1.47, 8.24 (pa 25 ℃) |
O-Cresolphthalain Complexone ndi chizindikiro cha complexometric titration ya magnesium, calcium, strontium, barium, ndi SO42-; Reagent pozindikira seramu calcium, chelating ion chromatography ligand pofufuza ayoni zitsulo.
Nthawi zambiri ankanyamula 25kg/ng'oma, komanso akhoza kuchita makonda phukusi.
o-Cresolphthalein Complexone CAS 2411-89-4
o-Cresolphthalein Complexone CAS 2411-89-4
