Brazil is a sizeable market for precious-metal-bearing residues. Large automotive fleet, petrochemical and refining footprint, pharmaceutical and fine chemistry industry, fertiliser plants, mining, e-waste, industrial maintenance. All these sectors generate material with a potential PGM, Au or Ag fraction. Even so, many opportunities remain dispersed, poorly classified or disconnected from the right recovery channels.
This text explains why that happens, where the typical blind spots are, and what changes when there is technical screening before the commercial decision.
The size of the problem
A large share of generated material follows the simplest path: automotive catalyst sold through itinerant collectors; industrial catalyst auctioned as scrap; pharmaceutical residue routed to licensed disposal as a cost line; mining lots sold directly to external buyers without local validation; e-waste flowing as undifferentiated scrap. Along all of these paths, value evaporates — because nobody assayed before.
The typical blind spots:
- Fragmentation at the source. Material is distributed across thousands of small holders: workshops, scrap yards, plants, maintenance contractors. International buyers cannot reach all of them individually.
- Under-testing. XRF is rare outside specialised buyers. Without an objective read, sellers depend on the buyer's word for the value.
- Premature mixing. Industrial lots are frequently consolidated before assay, mixing rich with poor fraction — the final price tracks the worst piece.
- No channel. Even sellers who know they have valuable material often do not know which buyer, refiner or trader handles their specific category.
- Logistics and documentation. International buyers need chain of custody, identification, NF-e where applicable, declared origin. Without it, the lot does not ship.
Categories of under-tested opportunity
Automotive catalyst
The best-known market. Even so, thousands of workshops in the interior only deal with itinerant collectors and have never seen XRF. The aggregate volume is meaningful — only scattered.
Industrial and petrochemical catalyst
Refining, petrochemicals, fine chemistry, fertilisers, selective hydrogenation. Material often stockpiled at plant turnarounds and auctioned by weight without assay. Possible Pt, Pd, Ni, Mo, V, Co, W, Re depending on the process.
Filters, black powder, process sludge
In pharma and fine chemistry, Pd/C, Pt/C and Ru/C hydrogenation generates saturated filters, filter cake and sludge. Frequently routed to licensed disposal as hazardous waste, with no prior recoverable-grade assay. Disposal cost can exceed recovery yield.
Selective e-waste
Datacenter and central-office decommissioning, medical and military equipment retirement can produce lots with analyzable Au, Ag and Pd fractions. The trick is to separate what is worth recovering from what is not — generic shredded e-scrap has no recovery economics.
Ore, concentrate, metallic lots
Artisanal mining, small mining operations, tailings lots, vein samples. In many cases the offer reaches the international buyer with no preliminary local validation. Simple field verification reduces risk before any advance payment.
What changes with local technical screening
Local screening is not a luxury or an extra cost layer. It is the missing piece between the Brazilian residue generator and the correct recovery channel. When done well:
- The generator finds out what they have — and can decide to sell, dispose with more information, or request a recurring collection plan.
- The specialised buyer receives a pre-screened lot, with provenance, preliminary read and documentation. Negotiation is faster and pricing aligns with reality.
- Both sides benefit from the reduction of information asymmetry — which is what historically suppressed end pricing for Brazilian flow.
Limits of what is delivered
To avoid undue promises: local screening does not replace refining, does not replace accredited-lab ICP-MS when the case requires it, and does not replace official mineral reserve certification. What gets delivered is the middle layer: preliminary analysis, origination, field verification, lot structuring, connection to the right channel. When the lot justifies it, confirmatory assay is coordinated with a qualified partner laboratory.
Specifically for PGMs: specialised refining routes frequently depend on limited or international channels. Local origination does not change that — but it lets Brazilian material reach those channels validated, in volume, with documentation.
How to start
If you have material being generated or stockpiled: photo + context + a 10-minute conversation. In many cases the initial reply already indicates whether assay is worth running. In some cases the reply is "not worth it" — which is also useful information.
For international buyers without local operation: preliminary field validation, with documented chain of custody, before any advance payment or team mobilisation.