Latin Name: Formica fusca Linnaeus Active Ingredient: Formic acid,Polyphenol Test Method: TLC or UV or HPLC Appearance: brown powder Specification: Formic acid:0.13% HPLC,Polyphenol:25%UV,Ratio:4:1 ,10:1,20:1 Sieve Analysis: 100mesh Residue on Ignition: ≤5% Extraction Solvent: Ethanol & water Total Plate Count: <1000cfu/g Yeast and Mold: <25cfu/g E. Coil: Negative Staphylococcus aureus: Negative Storage: Store in cool and dry place; Away from strong sunlight,heat and moisture. Package: 10kg/carton or 25kg/drum,2.5kg/bag, vacuum packing. Heavy Metal Test Method (International standard) Pb≤1.0mg/kg GB 5009.12-2010 As≤0.5mg/kg GB/T 5009.11-2003 Hg≤0.01mg/kg GB/T 5009.17-2003 Cr≤0.5mg/kg GB/T 5009.123-2003 Cd≤0.2mg/kg GB/T 5009.15-2003 Total Heavy Metal＜10ppm