Item

Specification

Color

Pure white and shine

Odor

Free from extraneous odour

Taste

No sand taste

Impurity

Not contain

PH Value

6.0-8.0

Moisture  %

18.00-20.00

Ash %

≤0.30

Protein  %

≤0.10

Fineness

150μm(100mesh) screen pass rate %

≥99.90

Whiteness

(457NM blue-ray reflectivity)%

≥92.0

Spot          /cm2

≤3.00

SO2              mg/kg

≤10

Arsenic (As)  mg/kg

≤0.30

Lead (Pb)    mg/kg

≤0.50

Total Bacterial Count (CFU/g)

≤5000

Coliform   (MNP/100g)

≤30

Mould and yeast count (cfu/g)

≤500