o-Cresolphthalein Complexone CAS 2411-89-4
O-Cresolphthalein Complexone, wanda aka fi sani da o-toluene phenolphthalein (C22H18O4mol346.38), foda ne fari ko rawaya wanda yake narkewa cikin sauƙi a cikin ethanol da ether; Ba ya narkewa a cikin ruwa, yana narkewa a cikin alkaline mai narkewa, launin shuɗi, pH 8.2-9.8 (launi yana tsakanin mara launi zuwa ja); Matsakaicin kololuwar sha shine 566 (381) mm.
| Abu | Ƙayyadewa |
| λmax | 575nm, 377nm |
| Yawan yawa | 1.515±0.06 g/cm3 (An yi hasashen) |
| Wurin narkewa | 181-185 °C (Disamba) (haske) |
| Yanayin ajiya | Ajiye a ƙasa da +30°C. |
| Tsarkaka | 98%pKa |
| pKa | 1.47, 8.24(a 25℃) |
O-Cresolphthalain Complexone yana nuna yawan sinadarin magnesium, calcium, strontium, barium, da SO42-; Reagent don tantance sinadarin calcium a cikin jini, da kuma ligand na ion chromatography don ions na ƙarfe masu alama.
Yawancin lokaci ana cika shi da 25kg / ganga, kuma ana iya yin kunshin da aka keɓance.
o-Cresolphthalein Complexone CAS 2411-89-4
o-Cresolphthalein Complexone CAS 2411-89-4
