PRODUCTS > Organic product
Phenolphthalein
| Product name: | Phenolphthalein |  |
| CAS NO.: | 1977-9-8 | |
| Molecular formula: | C20H14O4 |
|
| Molecular Weight: | 318.38 | |
| Properties: | White or light yellow thin little crystal,solve in alcohol ,aether,decline solve in chloroform,insolve in water,melting point258-262°C | |
| Specification (3,3-bis(p-hydroxyphenyl) phthalide) | ||
| CAS NO.: | 5144-89-8 | |
| Molecular Formula: | C12H8N2•H2O | |
| Molecular Mass | 198.22 | |
| Properties: | White or light yellow crystal or crystalline powder, solve in alcohol, benzene and aether, melting point 94 | |
| Specification(HG/T 4018—2008) | ||
| Item Name | AR Grade | |
| Assay, percent | 99 | |
| Molar adsorptivity of Fe complex | ≥ 1.15×104 [L/(cm•mol)] | |
| Solubllity in alcohol | Passes tese | |
| Sulfated ash w,percent | ≤0.1 | |