Identity & authority
Company information, seller role, producer details, and evidence of the right to offer the material.
A supply opportunity starts with identifiable counterparties, a precise material specification, and a documented origin. The required records are considered for the particular proposal.
Introduce a supply opportunityThe initial document pack should make the company, source, material, and shipment arrangements easier to assess. Further information may be needed for the specific origin or buyer.
Company information, seller role, producer details, and evidence of the right to offer the material.
Production location, processing history, custody records, and relevant mineral traceability documents.
Specification, assay, sampling method, quantity, lot markings, and availability timing.
Applicable export permissions, packing details, loading point, and proposed delivery arrangements.
Use this checklist to organise your initial supplier proposal. Tick the items you have ready before opening the enquiry.
This preparation checklist runs only in your browser. It is not a due-diligence assessment or approval.
Open supplier enquiryFor tin, tantalum, and tungsten, the production chain and custody records are a specific part of the discussion. Identify applicable traceability systems, supporting records, and buyer requirements.
A seller’s statement alone does not establish a complete documented chain. Required evidence depends on the material, origin, counterparty, and proposed transaction.
Explore tin, tantalum, and tungstenDocuments should relate to the actual offered lot and identifiable parties. Explain any missing information and distinguish current stock from future production.
Start with company identity, seller role, production origin, material specification or assay, lot quantity, current location, available traceability records, and applicable export information.
A specification or assay describes part of the material information. It does not, by itself, establish authority to sell, production origin, chain of custody, or export eligibility.
State the project and production status clearly. Prospective production should be distinguished from material that exists and can be offered for a defined shipment.
Describe your role, the material, the production origin, and the available records.