Ester Gum (Glycerol Esters of Wood Rosin),China Foodchem price supplier

ITEM

STANDARD

RESULTS

Appearance

Hard, yellow to pale amber-colored resin

Conforms

Identification

Solubility: Insoluble in water, soluble in acetone

Conforms

Infrared absorption spectrum: Characteristic of the compound

Ring and ball softening range (°C)

82- 90

87

Acid value (mg KOH/g)

3- 9

6.1

Specific gravity (25°C)

1.080- 1.090

1.081

Ash (%)

≤ 0.1

< 0.1

Lead (Pb)

≤2 mg/kg

<2 mg/kg

Arsenic (As)

≤3 mg/kg

<3 mg/kg

Mercury (Hg)

≤1 mg/kg

<1 mg/kg

Cadmium (Cd)

≤1 mg/kg

<1 mg/kg

Total heavy metals(as Pb)

≤10 mg/kg

<10 mg/kg

Total plate count

≤ 5000 cfu/g

Conforms

yeast & mould

≤ 500 cfu/g

Conforms

Salmonella/ 10g

Negative

Negative

E. Coli/ 5g

Negative

Negative