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Personne àcontacter Ms. yang
R1212/1213 No. 90 South Jingxing St. Tiexi Dist., shenyang, liaoning
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Thymolphthalein CAS NO.: *******2 |
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Molecular formula:C*8H*0O4 |
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Molecular weight: **0.*4 |
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Property : White or yellowish crystalline powder. soluble in ethanol or diluted basic hydroxide solution, Insoluble in water. |
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Use: acid-base indicator, chromatic spectrum analytic reagent. |
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Melting point : **1.*- **5.0 |
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Range of PH: 9.0 (colorless) **0.2 (blue) |
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Solubility test in ethanol: passed |
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Solubility test in sodium hydroxide: passed |
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Residue on ignition (sulfate): 0.1% Max. |
