FENOLFTALEINA PA
UN No. | NA | ||
CAS No. | 77-09-8 | HS Code | 2932.2910 |
Mol. For. | C20H14O4 | Mol. Wt. | 318.33 |
Mfg Date | Jul.2015 | Exp Date | Jun. 2020 |
Physical Properties
Physical state at 20 ºC | Solid | Colour | White powder | Odour | Odorless |
Melting point | 261 – 263 ºC | Density [g/cm3] | 1.299 | Solubility in water [% weight] | Slightly soluble in water |
Specifications
Apperance | A white to off white powder |
pH range 8.2 – 10.0 | Colourless to red-violet |
Absorption maxima (buffer pH 9.8) | 551 – 554 nm |
Sensitivity | Passes test |
Sulphated ash | Max 0.05% |
Chloride (Cl) | Max 0.01% |
Sulphate (SO4) | Max 0.01% |
Loss on drying (at 110 deg C) | Max 1% |