q.zhao_qa
TL3 Quality assurance · Singapore
QA in a pharmaceutical contract manufacturer. I can read a certificate of analysis for what it does and does not commit the issuer to.
Joined 12 February 2025 · last posted 2d · groups: analytical-chemists, wiki-editors
39 of 62 badges earned.
Getting started
First ReplyReplied to a topic.Granted 13 Feb 2025Read the GuidelinesRead the community guidelines end to end.Granted 17 Feb 2025WelcomeReceived your first like on a post.Granted 22 Feb 2025First QuoteQuoted another member accurately.Granted 2 Mar 2025First TopicCreated your first topic.Granted 6 Mar 2025First LinkLinked to another topic or document.Granted 16 Mar 2025First TagApplied a tag to your own topic.Granted 17 Mar 2025ReaderRead every post in a topic of more than 100 posts.Granted 5 May 2025
Posting
GenerousUsed all of your daily likes.Granted 26 Feb 2025Consistently GenerousUsed all of your daily likes on five separate days.Granted 9 May 2025Nice PostReceived 10 likes on a single post.Granted 17 May 2025Nice TopicA topic you created received 10 likes on its first post.Granted 18 Jun 2025EditorEdited one of your own posts for accuracy.Granted 14 Jul 2025Relentlessly GenerousUsed all of your daily likes on twenty separate days.Granted 13 Aug 2025Good TopicA topic you created received 25 likes on its first post.Granted 24 Sep 2025Good PostReceived 25 likes on a single post.Granted 3 Oct 2025Thank YouReceived 20 likes after giving 10.Granted 9 Oct 2025Popular LinkA link you posted was followed 50 times.Granted 27 Dec 2025Gives BackReceived 100 likes after giving 100.Granted 15 May 2026
Community
Documentation
ReviewerReviewed a document draft before promotion.Granted 16 Jul 2025First Wiki EditEdited a community wiki post.Granted 31 Jul 2025Wiki EditorMade 25 wiki edits with revision notes.Granted 25 Oct 2025Wiki MaintainerNamed as maintainer of a document in the documentation commons.Granted 5 Nov 2025Citation CheckerVerified 20 citations against their sources.Granted 6 Nov 2025
Analytics
First ChromatogramPosted a chromatogram with its method stated.Granted 1 Apr 2025Method FirstAsked for the method before discussing a purity number, ten times.Granted 14 May 2025Submitted a SampleSubmitted a sample for independent testing and published the result.Granted 22 May 2025Mass AccuracyCorrectly calculated a mass error in ppm and explained its limits.Granted 21 Jun 2025Reads a COACorrectly interpreted a certificate of analysis in public.Granted 17 Oct 2025