Triacetin(Glycerol triacetate)

Triacetin(Glycerol triacetate)

1CAS: 102-76-1                     
2Molecular formulaC9H14O6
3Molecular weight218.2
4EINECS No: 203-051-9
5FEMA NO: 2007
6Physical 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

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.