宜兴市锦程化工有限公司

Executive standard is enterprise standard

Standard: (Refined)

Molecular Formula: NaHSO₃
Molecular Weight: 104.07
SO₂ Content: 64～67
Water Insoluble Matter: ≤0.01
Chloride (Cl): ≤0.005
Heavy Metal ( in Pb ): 0.0005
Iron (Fe): ≤0.002
Arsenic (As): ≤0.0001
PH Value (50g/L solution): 4.0～5.0

Packing: 25KG woven bag