Caustic potash-KOH

Caustic potash-KOHProduct Potassium HydroxideAppearance White flakes Standard HG/T3688 2000 UN Code 1813 CLASS 8 PKG II CAS Code 1310-58-3 HS Code 2815.2000 Item Inspection item % Premium Grade First Grade 01 KOH ≥ 95 ≥ 90 02 K2CO3 ≤ 0.5 ≤ 0.5 03 Chloride (Cl) ≤ 0.005 ≤ 0.005 04 Fe ≤ 0.0005 ≤ 0.0005 05 Sulfate (SO4) ≤ 0.005 ≤ 0.005 06 Nitrate (N) ≤ 0.0005 ≤ 0.0005 07 Na ≤ 0.8 ≤ 0.8 08 Phosphate (PO4) ≤ 0.005 ≤ 0.005 09 Silicate (SiO3) ≤ 0.01 ≤ 0.01 10 Al ≤ 0.002 ≤ 0.002 11 Ca ≤ 0.005 ≤ 0.005 12 Ni ≤ 0.0005 ≤ 0.0005 13 Heavy metal (as Pb) ≤ 0.002 ≤ 0.002