During audits, a "UPD" search ensures you have the most recent version of the document issued by the manufacturer, rather than an outdated paper copy. How to Retrieve Your Unichem COA
The Lot or Batch number is typically found on the original product label, often near the barcode or the "Use By" date. You cannot retrieve a COA using only the product name; the Lot number is mandatory for batch-specific accuracy. 2. Access the Official Unichem Portal unichem chemical reagents certificate of analysis upd
Using a reagent past its true stability point can ruin expensive batches of final products. Conclusion During audits, a "UPD" search ensures you have
If testing methodologies improve or industry standards (like USP, ACS, or ISO) change, the COA documentation may be updated to reflect these new benchmarks. The unique identifier for the production run
The unique identifier for the production run. Purity Levels: The exact percentage of the active compound.
To get the most current documentation for your Unichem reagents, follow these steps: 1. Locate the Lot Number
Detailed PPM (parts per million) or percentage of impurities like heavy metals, moisture, or chlorides.