Topic
Inter-lab variance
Page 4 of 15 — Two labs, one lot, two answers a point or two apart — normal, expected, and constantly mistaken for one of them being wrong.
Messages — page 4 of 15
amylin_amygenuine question integration choices move the number by a few tenths easily. that is most of your inter-lab variance#hplc-massspec · 2025-04-20alt_ast_alia point or two between the certificate and an independent result is inside what two labs disagree by#test-results · 2025-04-20VialBotInter-lab diff for lot E-2205: 99.4% vs 99.2%. Within expected range.#off-topic · 2025-04-20VialBotInter-lab diff for lot H-2814: 98.1% vs 96.8%. Within expected range.#semaglutide · 2025-04-22VialBotInter-lab diff for lot D-0718: 99% vs 96.8%. Within expected range.#bloodwork · 2025-04-23electrolyte_elitwo labs a point or two apart on one lot is normal. both go in the log with both numbers#vendor-verification · 2025-04-25alcohol_hitswithin inter-lab range#hplc-massspec · 2025-04-26VialBotInter-lab diff for lot KP-0925: 99.4% vs 99%. Within expected range.#dosing-titration · 2025-04-27VialBotInter-lab diff for lot F-1330: 99% vs 98.1%. Within expected range.#vendor-talk · 2025-04-30karl_fischerwithin inter-lab range#hplc-massspec · 2025-05-01VialBotInter-lab diff for lot B-0329: 96.8% vs 99.2%. Within expected range.#injection-technique · 2025-05-02VialBotInter-lab diff for lot A-2418: 99% vs 98.1%. Within expected range.#vendor-verification · 2025-05-02slow.tapertwo labs a point or two apart on the same lot is normal and gets mistaken for one of them being wrong constantly#hplc-massspec · 2025-05-03area_percentwhy do two labs integrate the same peak differently#hplc-massspec · 2025-05-04HPLC_Hanktwo labs a point or two apart on the same lot is normal and gets mistaken for one of them being wrong constantly#hplc-massspec · 2025-05-04VialBotInter-lab diff for lot C-4402: 99% vs 99.4%. Within expected range.#semaglutide · 2025-05-05seoul_swirla point or two between the certificate and an independent result is inside what two labs disagree by#test-results · 2025-05-05chlorhexkeep going, this is a good disagreement#cagrilintide · 2025-05-06monoisotopicintegration choices move the number by a few tenths easily. that is most of your inter-lab variance#hplc-massspec · 2025-05-07VialBotInter-lab diff for lot C-4402: 98.1% vs 99.2%. Within expected range.#injection-technique · 2025-05-08VialBotInter-lab diff for lot A-2418: 98.1% vs 99.2%. Within expected range.#dosing-titration · 2025-05-10munich_mgmlcoming back to this two labs a point or two apart on the same lot is normal and gets mistaken for one of them being wrong…#hplc-massspec · 2025-05-10hiccup_holliswhy do two labs integrate the same peak differently#hplc-massspec · 2025-05-10blank_runstill disagree tbh#rules · 2025-05-11lot_number_loua point or two between the certificate and an independent result is inside what two labs disagree by#test-results · 2025-05-12tb500_tobiastwo labs a point or two apart on one lot is normal. both go in the log with both numbers#vendor-verification · 2025-05-12noct.titratewhy do two labs integrate the same peak differently#hplc-massspec · 2025-05-13batch_bandita point or two between the certificate and an independent result is inside what two labs disagree by#test-results · 2025-05-13redefine_renenergy expenditure isnt something i could feel, though my sleep tracker disagreed with me there is no long term safety data,…#retatrutide · 2025-05-16sharps_bin_sidwithin inter-lab range#hplc-massspec · 2025-05-16monoisotopictwo labs disagree on the same lot, which one goes in the log#vendor-verification · 2025-05-17VialBotInter-lab diff for lot D-0718: 99% vs 99.2%. Within expected range.#test-results · 2025-05-19blind_submittwo labs a point or two apart on one lot is normal. both go in the log with both numbers#vendor-verification · 2025-05-19VialBotInter-lab diff for lot B-0114: 99.2% vs 98.6%. Within expected range.#vendor-talk · 2025-05-20sharps_comedytwo labs a point or two apart on one lot is normal. both go in the log with both numbers#vendor-verification · 2025-05-22VialBotInter-lab diff for lot D-0718: 96.8% vs 99.2%. Within expected range.#wins · 2025-05-22site_itchtwo labs a point or two apart on one lot is normal. both go in the log with both numbers#vendor-verification · 2025-05-24VialBotInter-lab diff for lot A-2418: 99.2% vs 96.8%. Within expected range.#off-topic · 2025-05-24vat_on_importintegration choices move the number by a few tenths easily. that is most of your inter-lab variance#hplc-massspec · 2025-05-25VialBotInter-lab diff for lot C-4402: 98.1% vs 96.8%. Within expected range.#tirzepatide · 2025-05-26assay_not_puritythe second lab resolved three extra peaks that the first one ran straight past. the material is the same, the method is not#vendor-verification · 2025-05-26madrid_mgenergy expenditure isnt something i could feel, though my sleep tracker disagreed with me#retatrutide · 2025-05-28VialBotInter-lab diff for lot B-0114: 96.8% vs 99%. Within expected range.#scam-watch · 2025-05-30hot_mailboxtwo labs disagree on the same lot, which one goes in the log#vendor-verification · 2025-05-31vial_ledgera point or two between the certificate and an independent result is inside what two labs disagree by#test-results · 2025-06-01reta_resting_hrslightly off topic but energy expenditure isnt something i could feel, though my sleep tracker disagreed with me#retatrutide · 2025-06-02subq_sytwo labs a point or two apart on one lot is normal. both go in the log with both numbers, n of 1 obviously#vendor-verification · 2025-06-03VialBotInter-lab diff for lot C-4402: 97.4% vs 98.6%. Within expected range.#off-topic · 2025-06-04VialBotInter-lab diff for lot H-2814: 99.2% vs 99%. Within expected range.#dosing-titration · 2025-06-05provincial_patfor the archive two labs a point or two apart on the same lot is normal and gets mistaken for one of them being wrong constantly#hplc-massspec · 2025-06-05maintenance_mointegration choices move the number by a few tenths easily. that is most of your inter-lab variance#hplc-massspec · 2025-06-05pooled_sampletwo labs a point or two apart on one lot is normal. both go in the log with both numbers#vendor-verification · 2025-06-06bpc_scepticwithin inter-lab range#hplc-massspec · 2025-06-08swab_dry_firstintegration choices move the number by a few tenths easily. that is most of your inter-lab variance#hplc-massspec · 2025-06-08hard_stop_halwe disagree on this and we are going to keep disagreeing, which is fine#maintenance · 2025-06-08VialBotInter-lab diff for lot B-0114: 99.2% vs 99%. Within expected range.#retatrutide · 2025-06-09vial_ledgertwo labs a point or two apart on one lot is normal. both go in the log with both numbers, i could be wrong#vendor-verification · 2025-06-10c18_columnwhy do two labs integrate the same peak differently#hplc-massspec · 2025-06-11HPLC_Hanktwo labs on the same lot is a luxury but it is how we learned what inter-lab variance looks like#lab-requests · 2025-06-11u100_pattwo labs a point or two apart on one lot is normal. both go in the log with both numbers#vendor-verification · 2025-06-12