Triacetin(Glycerol triacetate)
Triacetin(Glycerol triacetate)
1．CAS: 102-76-1
2．Molecular formula：C9H14O6
3．Molecular weight：218.2
4．EINECS No: 203-051-9
5．FEMA NO: 2007
6．Physical Properties: Colorless Transparent oily Liquid,slightly soluble in water, soluble in alcohol, ether and other organic solvents.
7. Quality standard：
| CAS No: | 102-76-1 |
| Chemical Name: | Triacetin |
| Synonyms: | Glycerol triacetate; Glyceryl triacetate; Glyped; Kesscoflex TRA; Triacetine; Vanay; Glycerol triacetate tributyrin; Triacetyl glycerine; Propane-1,2,3-triyl triacetate; |
| Structure: |
Triacetin-structure |
| Molecular Formula: | C9H14O6 |
| Molecular Weight: | 218.2 |
| Physical State: | clear oily liquid |
| ASSAY ASAsSAY | 99.0% min |
| ACIDITY | 0.01% max |
| COLOR , APHA | 10 max |
| Water Solubility: | slightly soluble in ether,carbon disulfide and water; readily soluble in aromatic hydrocarbons and most organic solvents.; insoluble in benzene. |
| VAPOR DENSITY | 7.52 |
| HENRY’S LAW | 433 C |
| NFPA RATINGS | Health: 1 Flammability: 1 Reactivity: 0 |
| REFRACTIVE INDEX | 1.4305 |
| FLASH POINT | 138 C |
| STABILITY | Stable under ordinary conditions |
Specification of Triacetin(Glycerol triacetate) Industry grade:
| Item | Unit | Standard | Test Method |
| Appearance | Clear liquid, free from suspended matter | Visual | |
| Odour | Smellless | Smelling | |
| Triacetin Content | ％ | ≥98.5 | GC |
| Colour | Hazen | ≤30 | GB/T3143-1982 |
| Refraction Index (20℃) | — | 1.430～1.435 | GB/T6488-2008 |
| Specific Gravity（20℃） | g/ml | 1.154～1.164 | GB/T4472-1984 |
| Water | % | ≤0.2 | GB/T6283-2008 |
| Acidity (as HAC) | % | ≤0.1 | GB/T12717 |
Specification of Triacetin(Glycerol triacetate) food grade:
| Items | Specifications | Inspection Results |
| Appearance | Clear liquid, free from suspended matter | Clear liquid, free from suspended matter |
| Acidity(As HAC) % | ≤0.005 | 0.0024 |
| Purity% | ≥99.5 | 99.80 |
| Moisture% | ≤0.05 | 0.023 |
| Color (Hazen) | ≤15 | 8 |
| Specific Gravity 20℃(g/ml) | 1.154-1.164 | 1.1596 |
| Refraction Index 20℃ | 1.430-1.435 | 1.4308 |
| Sulphated Ash% | ≤0.02 | 0.0096 |
| As (ppm) | ≤1 | <1 |
| Heavy Metals (as Pb)(ppm) | ≤5 | <1 |
| Conclusion: | The test results conforms with EP7.0 and FCCA6. | |
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