o-Cresolphthalein Complexone CAS 2411-89-4
O-Cresolphthalein Complexone, izwi kandi nka o-toluene phenolphthalein (C22H18O4mol346.38), ni ifu yera cyangwa umuhondo byoroshye gushonga byoroshye muri Ethanol na ether; Kudashonga mumazi, gushonga mumazi ya alkali, ubururu bwamabara, pH 8.2-9.8 (ibara ritandukanya ibara ritukura); Impinga ntarengwa yo kwinjiza ni 566 (381) mm.
| Ingingo | Ibisobanuro |
| xmax | 575nm, 377nm |
| Ubucucike | 1.515 ± 0.06 g / cm3 (Biteganijwe) |
| Ingingo yo gushonga | 181-185 ° C (Ukuboza) (lit.) |
| Imiterere yo kubika | Ubike munsi ya + 30 ° C. |
| Isuku | 98% pKa |
| pKa | 1.47, 8.24 (kuri 25 ℃) |
O-Cresolphthalain Complexone ni ikimenyetso cyerekana titrometrike ya titre ya magnesium, calcium, strontium, barium, na SO42-; Reagent yo kumenya calcium ya calcium, chelating ion chromatografi ligand ya tronc ion
Mubisanzwe bipakiye muri 25kg / ingoma, kandi birashobora no gukora pake yabigenewe.
o-Cresolphthalein Complexone CAS 2411-89-4
o-Cresolphthalein Complexone CAS 2411-89-4
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