Complaint
| Index | Calidad técnica | Aditivos alimentarios | ||
| Na2S2O4 | ≥ 90% | ≥88% | ≥85% | ≥88% |
| El hierro (Fe) | ≤20ppm | ≤ 20ppm | ≤ 20ppm | ≤ 20ppm |
| El Zinc (Zn) | ≤ 1 ppm | ≤ 1 ppm | ≤ 1 ppm | ≤ 1 ppm |
| La apariencia de la solución | Claro | Claro | Claro | Claro |
| El EDTA | / | / | / | Calificado |
| El arsénico(as) | / | / | / | ≤ 1 ppm |
| Heavy metal otros( como Pb) | ≤ 1 ppm | ≤ 1 ppm | ≤ 1 ppm | ≤ 1 ppm |
| Formiato (HCHO) | / | / | / | ≤ 0, 05% |
| El agua insolubles | ≤ 0, 05% | ≤ 0, 05% | ≤ 0, 05% | / |
| El cadmio (Cd) | / | / | / | ≤ 2 ppm |
| Plumbum (Pb) | / | / | / | ≤ 5 ppm |
