| Customization: | Available |
|---|---|
| CAS No.: | 89-83-8 |
| Formula: | C10h14o |
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Specification of Thymol
| Item | Limit |
| Characters | This product is a colorless crystalline or white crystalline powder |
| This product is highly soluble in ethanol, trichloromethane, or glacial acetic acid, and only slightly soluble in water | |
| The melting point of this product is 48-52 ºC | |
| Identification | Color reaction: should be a positive reaction |
| Color reaction: should be a positive reaction | |
| The infrared absorption spectrum of this product should be consistent with the spectrum of the reference substance | |
| Chloride | Not more than 0.01% |
| Moisture | Not more than 0.5% |
| Residual residue | Not more than 1mg(0.05%) |
| Residue on ignition | Not more than 0.1% |
| Heavy mental | Not more than 0.001% |
| Related substance | B19011-H4(M-cresol)≤0.1% |
| B19011-H101(3- (2-hydroxy-4-methylphenyl) -2-methylbut-2-enoic acid)≤0.1% | |
| B19011-H102(2- (2-hydroxypropan-2-yl) -5-methylphenol)≤0.1% | |
| B19011-H2(4,7-Dimethylcoumarin)≤0.1% | |
| B19011-H1(5-methyl-2- (prop-1-en-2-yl) phenol)≤0.1% | |
| B19011-01(2-isopropyl-4-methylphenol)≤0.1% | |
| B19011-02(2-isopropyl-6-methylphenol)≤0.1% | |
| B19011-H103(5-methyl-2- (2,4,4,7-tetramethylpyridin-2-yl) phenol)≤0.1% | |
| Single impurity ≤ 0.1% | |
| Unknown individual impurity ≤ 0.1% | |
| Total impurities ≤ 1.0% | |
| Residual solvent | Residual amount of n-heptane ≤ 0.5% |
| Residual ethanol content ≤ 0.5% | |
| Residual amount of toluene ≤ 0.089% | |
| Residual amount of dichloromethane ≤ 0.06% | |
| Residual amount of ethylene glycol ≤ 0.062% | |
| Residual benzene content ≤ 0.0002% | |
| Microbial limit | The total number of aerobic bacteria shall not exceed 1000 cfu/g; The total number of mold and yeast shall not exceed 100 cfu/g; Escherichia coli should not be detected |
| ASSAY | Calculated as anhydrous substance, the content of C10H14O shall not be less than 98.0% |
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