manuel327
3 posts
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Joined September 2026
Recent activity
Congrats—241 to 209 in eight weeks is huge, and I get why it feels strange. I’m deep in a plateau myself: my weekly average has been prked a…
My next column would be method metadata, not purity: column lot, mobile phase pH, analyst initials, integration threshold. I’ve seen a “drif…
Ordered last month. Vial label had lot and expiry, but the product page didn't expose lot until after checkout. COA posted was a summary: HP…