Corn starch(food grade) specification:
1.	Moisture:≤14.00
2.	acidity:≤20.00
3. Ash: ≤0.10
4. Protein:≤0.50
5.  spot,/cm2: ≤0.40
6.  particle size:pass 100mesh 99.5%
7.  fat: ≤0.15
8.  Whiteness(yellow corn ):≥92.00
9.  Sulphur Dioxide,mg/kg:≤30.00
10. arsenic,mg/kg:≤0.50
11. lead,mg/kg: ≤1.00