Inorganic chemicals
Official WCO Harmonized System description: Dithionites and sulphoxylates; other than sodium
| Market | Importers | With contact | Above US$1M/yr | New in 2026 |
|---|---|---|---|---|
| 🇲🇽 Mexico | 9 | 9 | 7 | 1 |
| 🇧🇷 Brazil | 1 | 1 | 0 | — |
These are companies with recorded import activity under this code — real buyers, not a directory of who might be interested. Captive assembly plants importing from their own parent abroad are identified separately, so the count you act on is commercial demand.
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Email us for 3 free importers →Closest heading with an annual report in the same HS chapter (28): heading 2827.
See the report for heading 2827: Chlorides, bromides and iodides →Or leave your work email and we write once, when heading 2831 has its own report.
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| State | Companies |
|---|---|
| Ciudad de México | 4 |
| Guanajuato | 2 |
| México | 2 |
| Coahuila de Zaragoza | 1 |
Every row is a real company recorded importing HS 2831.90. Registry information only: no import values, no individuals and no contact details are published on this page.
| Importing company | Location |
|---|---|
| Ize Brasil Comercio Exterior Ltda. | 🇧🇷 SC |
| CASA DIAZ DE MAQUINAS DE COSER, S.A. DE C. | 🇲🇽 Ciudad de México |
| CHT DE MEXICO SA DE CV | 🇲🇽 Coahuila de Zaragoza |
| INDUSTRIAS POLYVAC, S.A. DE C.V. | 🇲🇽 México |
| INDUSTRIAS SINTOQUIM S.A. DE C.V. | 🇲🇽 Ciudad de México |
| + 5 more companies recorded under this code | |
See which headings and sectors already have an annual import report.
See the report catalog →Counts derived from customs operation records for Mexico and Argentina and from Brazil's public importers catalogue. Company names are registry information only: no import values, no individuals and no contact details are published on this page. See our methodology.