Item

Standard

Potassium sorbate (as C₆H₇KO₂), ω/%                    

98.0～101.0

Loss on drying, ω/ %                      ≤

1.0

Chloride (as Cl), ω/%                      ≤

0.018

Sulfate (as SO₄), ω/%                      ≤

0.038

Aldehydes (as HCHO), ω/%                 ≤

0.1

Heavy metals (as Pb)/(mg/kg)               ≤

10.0

Arsenic (As)/(mg/kg)                      ≤

3.0

Lead (Pb)/(mg/kg)                        ≤

2.0

Clarity

Pass test

Free alkali

           Past test