Salt, sulphur and stone
Official WCO Harmonized System description: Magnesia, fused or dead-burned (sintered); whether or not containing small quantities of other oxides added before sintering, other magnesium oxide, whether or not pure, (not natur
Note that the Mexican market for this code is concentrated — the largest importer takes about 83% of it.
| Market | Importers | With contact | Above US$1M/yr | New in 2026 |
|---|---|---|---|---|
| 🇲🇽 Mexico | 3 | 3 | 2 | 0 |
| 🇦🇷 Argentina | 5 | 4 | 1 | 2 |
| 🇧🇷 Brazil | 59 | 37 | 11 | — |
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.
Phone, email, website or a named person in purchasing — whichever we hold for each company, with the register checks beside it. Open the dashboard and see the names now: searching and counts are free, no card.
See the names free →| State | Companies |
|---|---|
| Coahuila de Zaragoza | 1 |
| Jalisco | 1 |
| Nuevo León | 1 |
Every row is a real company recorded importing HS 2519.90. The last column says which channels we hold for it — the values themselves are in the dashboard, never on this page.
| Importing company | Location | Rank | Contact |
|---|---|---|---|
| PRODUCCION RHI MEXICO, S. DE R.L. DE C.V. | 🇲🇽 Coahuila de Zaragoza | #1 | ✓ phone · email · website |
| MAGNA REFRACTARIOS MEXICO SA DE CV | 🇲🇽 Nuevo León | #2 | ✓ phone · email · website |
| REFRACTARIOS ARGENTINOS SAICM | 🇦🇷 CIUDAD AUTONOMA BUENOS AIRES | #3 | — none on file |
| PROINTAL SA | 🇦🇷 CIUDAD AUTONOMA BUENOS AIRES | #4 | ✓ phone |
| Alliedsignal Automotive Ltda. | 🇧🇷 SP | #5 | — none on file |
| + 62 more companies in the full report | |||
Search them yourself: names, location, import ranking and the contact details we hold for each one. US$99 a month, one market, cancel any time — or ask for a free sample first and judge the data before paying anything.
Free, no call, no card. We reply within one business day.
A buyer that has just started sourcing a product has not settled on a supplier yet. They are the easiest first email you will send, and they are in the dashboard next to everyone else — ranked, with their channels.
See what a market costs →Counts derived from customs operation records for Mexico and Argentina and from Brazil's public importers catalogue. Aggregate figures only: no company names, values or contact details are published on this page. See our methodology.