Product Name:Glycerol Esters Of Wood Rosin(Ester Gum)

AppearanceHard, yellow to pale amber-colored resin
IdentificationSolubility: Insoluble in water, soluble in acetone
Infrared absorption spectrum: Characteristic of the compound
Ring and ball softening range (℃)82- 90
Acid value (mg KOH/g)3-9
Specific gravity (25℃)1.080- 1.090
Ash (%)=< 0.1
Lead (Pb)=<2 mg/kg
Arsenic (As)=<3 mg/kg
Mercury (Hg)=<1 mg/kg
Cadmium (Cd)=<1 mg/kg
Total heavy metals(as Pb)=<10 mg/kg
Total plate count=< 5000 cfu/g
Yeast & mould=< 500 cfu/g
Salmonella/ 10gNegative
E. Coli/ 5gNegative

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