SPECIFICATIONS | E261(ii) | Q/320700NX 01-2020 |
Potassium acetate(As Dry Basis),w/% ≥ | 61.0-64.0 | 61.0-64.0 |
Potassium free acid(As Dry Basis), w/% ≥ | 36.0-38.0 | 36.0-38.0 |
Water w/% ≤ | 1.0 | 1.0 |
Easily oxidized, w/% ≤ | 0.1 | 0.1 |
Heavy metals (as pb), mg/kg ≤ | 10 | -- |
Arsenic (As), mg/kg ≤ | 3 | -- |
Lead (pb), mg/kg ≤ | 2 | 2 |
Mercury (Hg), mg/kg ≤ | 1 | -- |
PH(10% aqueous solution), w/% ≤ | 4.5-5.0 | 4.5-5.0 |