Mail-In XRF Testing for Powders, Metals & Industrial Materials
Mail-in laboratory EDXRF for material identification, supplier and lot comparison, process screening, R&D, and recurring quality checks.
$45/sample · Results normally within 2 business days · Scientist-reviewed PDF reports
How It Works
Order or Request a Quote
Order standard testing online, or request a quote for batch and purchase orders.
Mail Your Samples
Ship within 14 calendar days of payment (carrier acceptance date). Label each sample and follow the shipping instructions.
Receive Your Results
PDF results by email, normally within 2 business days after sample receipt.
Industrial XRF Applications
Compare supplier lots, production batches, process stages, exploration samples, and recurring quality checks under a consistent laboratory workflow. Standard pricing stays simple at $45 per sample.
Supplier lots, purification stages, recovered graphite, ash, and contamination screening.
View graphite screening →Ores, minerals, concentrates, and tailings. Composition and lot comparisons.
View mining workflow →Feeds, fines, powders, ash, sludge, filter cake, and process residues.
View recovery screening →Technical Resources
Before ordering, check which elements XRF can measure, whether your concentration requirements are practical, what affects accuracy, and how to prepare a representative sample.
Verified Customer Feedback
Feedback from completed eBay transactions for XRF analysis services
“Great seller! The XRF lab test service was fast, accurate, and very professional. The report was clear and detailed, exactly as described in the listing. Communication was excellent and the whole process was smooth. Highly recommended for anyone needing reliable precious metal analysis. Would definitely use this service again.”
“Seller went above and beyond in analyzing my sample. I had been holding onto this material for years, unable to verify its composition. Now I know. Thank you!!”
“11 out of 10 stars, but only for accuracy, value, speed, integrity, friendliness, communication and presentation. Everything else is 10 out of 10.”
“Fast turnaround and quality data.”
“Ultra fast, accurate results. Answered all my questions instantly and took the time to explain the results and measurement methodology in detail. Will definitely use this service again.”
“Great service! Tested my materials and provided fast results! Kind and fair. Would recommend!”