Item	Quality index
Protein(N*6.25)%	≥52
Nitrogen dissolution index%	≥80-85
Moisture %	≤10
Fineness(60 mesh)%	≤5.0
Shell percent%	≤2.2
Residual oil %	≤1.0
Escherichia coli p/100g	≤30
salmonella p/g	negative
crude fibre%	≤3.5
Ash %	≤4.0
Impurity%	≤0.05
Packing	50kg in food film bag lined woven bag