Model: 食用級99%
total alkalinity(as NaHCO3) ≥ 99.0-100.5% moisture ≤ 0.20% PH(10g/L liquor) ≤ 8.6 As ≤ 0.0001% heavy metal(as Pb)content ≤ 0.0005% Ammonium Salt Content Test passed Clarity Degree Test passed