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Thymolphthalein
 Thymolphthalein |
Product Description
Thymolphthalein
CAS No.: 125-20-2
Molecular formula: C28H30O4
Molecular weight: 430.54
Property: White or yellowish crystalline powder. Dissolved in ethanol or diluted basic hydroxide solution, undissolved in water, melting point: About 245-246C.
Use: Acid-base indicator; Chromatic spectrum analytic reagent.
Melting point: 251.0- 255.0
Range of pH: 9.0 (colorless) -10.2 (blue)
Solubility test in ethanol: Passed
Solubility test in sodium hydroxide: Passed
Residue on ignition (sulfate): 0.1% Max.
| Unit Price: | Negotiable |
|---|---|
| Shipment Terms: | FOB |
| Payment Terms: | L/C,T/T,Western Union |
| Price Valid Time: | From Apr 20,2012 To Dec 31,2012 |
| Export Markets: | North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe |
| Company: | Shenyang Joinunion Chemical Technology Co., Ltd. |
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