Content (KHCO₃), %:
≥ 99.5

pH (50g/L, 25℃):
≤ 8.6

Clarity Test:
Pass

Water-Insoluble Matter, %:
≤ 0.002

Chloride and Chlorate (as Cl), %:
≤ 0.05

Sulfur Compounds (as SO₄), %:
≤ 0.05

Total Nitrogen (N), %:
≤ 0.001

Phosphate (PO₄), %:
≤ 0.002

Silicate (SiO₃), %:
≤ 0.005

Sodium (Na), %:
≤ 0.02

Magnesium (Mg), %:
≤ 0.03

Aluminum (Al), %:
≤ 0.002

Calcium (Ca), %:
≤ 0.002

Iron (Fe), %:
≤ 0.0005

Heavy Metals (as Pb), %:
≤ 0.0005