Appearance

This product is white crystalline

powder,no peculiar smell

Content Assay(dry basis)   

≥98.0~102.0 %

Mesh Size

200Mesh

Sulfate                

≤0.03%

Residue on lgnition      

≤0.1%

Loss on drying         

≤10.5%~12.0%

Cyanide               

≤1ppm

Creatinine            

≤100ppm

Dicyanamide            

 ≤20ppm

Dihydrotriazine       

≤5ppm

Bulk Density          

≥400g/L

Lead               

≤1ppm

Arsenic                

≤1ppm

Mercury              

≤0.1ppm

Cadmium               

≤1ppm

Total bacterial count/(cfu/g)

≤10cfu/g

Coliform/(cfu/g)               

Not detecter/10g

E.coli and Salmonella/(cfu/g)

Not detecter/10g

Yeasts and molds/(cfu/g）

Not detecter/10g

Staphylococcus aureus/(cfu/g)

Not detecter/10g