ITEM STEVIA 90% STEVIA 95% RA-40% RA-60% RA-80% Stevioside Content% ≥90 ≥95% ≥90 ≥90 ≥90 RA Concent% 20~80 40-80 60-100 Sweetnesstimes 200~300 200~350 200~400 200~400 200~400 SpecificOptical Rotation -30º~-38º -30º~-38º -30º~-38º -30º~-38º -30º~-38º Specific Absorbance ≤0.05 ≤0.05 ≤0.05 ≤0.05 ≤0.05 ASH% ≤0.20 ≤0.10 ≤0.20 ≤0.20 ≤0.20 Moisture% ≤5.00 ≤5.00 ≤5.00 ≤5.00 ≤5.00 Heavy Metals (as pb)% ≤0.001 ≤0.001 ≤0.001 ≤0.001 ≤0.001 Arsenic(as As)% ≤0.0001 ≤0.0001 ≤0.0001 ≤0.0001 ≤0.0001 Exterior white or light yellow Coliform Negative