Technical articles on traceability and coa
Author: Walmir Rezende • 10/30/2025
A complete guide to chemical input lot traceability under ISO 9001:2015 and IATF 16949:2016: meet audit requirements with COAs, documentation and supplier control.
Read MoreWalmir Rezende • 10/29/2025
Learn the difference between a transcribed COA and in-house testing by chemical distributors: transparency, traceability and manufacturer approval criteria in the metalworking industry.
Read MoreWalmir Rezende • 10/28/2025
Learn how to read the critical parameters in Certificates of Analysis (COA) for industrial acids: objective criteria to validate suppliers and secure ISO 9001 traceability.
Read MoreWalmir Rezende • 10/27/2025
Why the Certificate of Analysis (COA) matters for chemical input traceability in the metalworking industry: ISO 9001 and IATF 16949 compliance and supplier qualification.
Read MoreHave a question or need help? Get in touch with us
(11) 94541-0088