Product name:ZEIN
Nitrogen Content:13.1%-17.0%
Zein(Proteln):88%-96%
Loss on drying:≤8%
Fat:≤2%
Residue on Ignition:≤2%
Heavy metals:≤0.002%
Lead :≤2ppm
Total number of bacteria:1000/g
Benzene:2 ug/g Chloroform 60ug/g 1,4-dioxane380ug/g dichloromethane600ug/g trichloroethylene80ug/g
Mesh size:100% pass 20mesh