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Method · Anonymised cases

How CATPRO operates.

No invented assays, no generic photos, no magic numbers. What follows is the real technical method and three anonymised cases showing why prior screening changes the outcome.

/ Method

Eight steps from screening to commercial decision

  1. Photo + context — You send photos of the material and describe its origin. No travel, no sample, no charge in this phase.
  2. Preliminary technical screening — Review by code (when available), physical form, process of origin, industry. In some cases the initial reply is definitive.
  3. In-house XRF — Immediate technical read on a received sample or in the field. Indicates whether confirmatory assay is worthwhile.
  4. Protocol-based sampling — Documented collection, with process photos, weight, seal, chain of custody. The number must defend a commercial decision.
  5. Economic interpretation — Grade alone is not enough. We compare against logistics cost, processing and current quote for each metal.
  6. Lab coordination — ICP-MS, ICP-OES or fire assay at qualified partner laboratory, depending on matrix and final-buyer requirement.
  7. Due diligence — For mineral lots or international offers, field validation, basic documentary review and bilingual report.
  8. Commercial proposal — Direct purchase, intermediation toward specialised refiner, international partnership or guidance to proceed with your own channel.

/ Anonymised case · Industrial lot

Value was in a small fraction

Mixed lot from an industrial plant turnaround. Several big bags accumulated, declared as low-value catalytic scrap. Technical screening revealed that most of the volume was inert or spent, but a specific fraction concentrated relevant PGM grade. Pre-separation changed the outcome — the lot was not sold as uniform scrap but as two parts with different commercial channels.

/ Lesson

In an industrial lot, screening before sale decides the outcome. Selling gross weight without analysis is selling the best at the worst price.

/ Anonymised case · Black powder / filter

Material that looked like dirt had relevant potential

Drum of black powder accumulated for years at a maintenance warehouse. The company was about to sign a licensed disposal contract for hazardous waste. Preliminary analysis from photo + process datasheet (Pd/C hydrogenation line) indicated retained PGM potential. Volumetric sampling and confirmatory assay validated it. Disposal route was redirected before regulated discard.

/ Lesson

Residue classified as hazardous may still carry value. Before disposal, screening is worth it — the cost is smaller than regulated disposal cost.

/ Anonymised case · Automotive catalyst

Technical classification prevents wrong buy/sell

Mixed lot with flex (Pd/Rh) catalyst, light diesel (Pt) catalyst and DPF. To a layperson, similar-looking pieces. To the market, completely different games — relative prices of Pd, Rh and Pt have shifted in recent years, and what looked like a "good Pd lot" carried more Pt value than expected. Classification by stamped code + XRF on arrival routed each piece to the right channel.

/ Lesson

Even in automotive catalyst, technical classification before closing changes the price. A generic table loses money.

/ Notes on the cases

What is NOT here

  • No specific client, lot or operation numbers. Confidentiality — the whole operation runs that way.
  • No real client photos. When visual proof is needed, it happens under NDA.
  • No promised result. Every lot is its own. Screening reduces risk and improves information; it does not guarantee grade.
  • We do not replace refining, in-house ICP-MS, or official mineral reserve certification. Those stay with specialised channels; our role is the middle layer.

Got material to review?

Send a photo and context. Preliminary screening usually goes out the same business day.

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