Open Peptide Index
Reports by laboratory

Reports from VendorInvestigator · page 7

The only contributor that routinely purchases material anonymously rather than accepting submitted samples. Measured purity bias against the index reference method is -0.11 pp with a within-lab repeatability of 0.30 pp. Full laboratory profile →

593 records15 pagesmedian on this page 98.85 %updated 30 Jul 2026
ReportCompoundSupplierLotLabQuarterPurity %Water %Recovery %ProvenanceFlagsResult
AX-2025-020136TB-500ERPERP-2511-L9306VendorInvestigator2025-Q498.895.1788.7Buyer-sourced2MARGINAL
AX-2025-020180CJC-1295 (no DAC)ERPERP-2506-B9718VendorInvestigator2025-Q498.836.0092.9Buyer-sourced0PASS
AX-2025-019130AOD-9604GSPGSP-2505-S3921VendorInvestigator2025-Q499.023.14105.7Laboratory-retained0PASS
AX-2025-019098SLU-PP-332GSPGSP-2511-C3427VendorInvestigator2025-Q499.186.30—Buyer-sourced1MARGINAL
AX-2025-018687SurvodutideQSCQSC-2506-B6880VendorInvestigator2025-Q499.136.12101.1Buyer-sourced0PASS
AX-2025-020074IGF-1 LR3SWBSWB-2505-N7884VendorInvestigator2025-Q497.126.52103.0Buyer-sourced0PASS
AX-2025-019673SemaxTFCTFC-2505-H2637VendorInvestigator2025-Q499.277.88105.6Buyer-sourced0PASS
AX-2025-019220SemaxSinoPepSNP-2507-J5248VendorInvestigator2025-Q499.478.09101.0Buyer-sourced0PASS
AX-2025-018457SemaglutideWWBWWB-2507-V2845VendorInvestigator2025-Q499.054.8898.8Buyer-sourced0PASS
AX-2025-018758TirzepatideQSCQSC-2510-D7439VendorInvestigator2025-Q499.023.42—Buyer-sourced1MARGINAL
AX-2025-018715TB-500QSCQSC-2507-J6496VendorInvestigator2025-Q499.445.55—Buyer-sourced0PASS
AX-2025-018978OxytocinASYASY-{CAT}-1898VendorInvestigator2025-Q499.903.3691.8Buyer-sourced0PASS
AX-2025-020183CJC-1295 (no DAC)ERPERP-2506-B9718VendorInvestigator2025-Q498.855.7099.5Buyer-sourced0PASS
AX-2025-020182CJC-1295 (no DAC)ERPERP-2506-B9718VendorInvestigator2025-Q498.885.9195.5Buyer-sourced0PASS
AX-2025-020932SemaglutideWXTWXT-2505-E2684VendorInvestigator2025-Q497.603.26—Buyer-sourced0PASS
AX-2025-020473TirzepatideKPKP-2506-B5255VendorInvestigator2025-Q497.243.93—Laboratory-retained0PASS
AX-2025-020270MGFGGPepsGGPE-2506-T1988VendorInvestigator2025-Q498.574.3488.6Buyer-sourced1MARGINAL
AX-2025-019279SemaglutideAMBAMB-2510-H5619VendorInvestigator2025-Q498.586.3996.4Buyer-sourced1MARGINAL
AX-2025-020177CJC-1295 (no DAC)ERPERP-2506-B9718VendorInvestigator2025-Q499.025.7699.5Buyer-sourced0PASS
AX-2025-019742Melanotan IIHomopeptideHOMO-2505-N4086VendorInvestigator2025-Q499.382.0696.8Buyer-sourced0PASS
AX-2025-019222SemaxSinoPepSNP-2507-J5248VendorInvestigator2025-Q498.858.67104.2Laboratory-retained0PASS
AX-2025-018974OxytocinASYASY-{CAT}-1898VendorInvestigator2025-Q499.843.91—Buyer-sourced0PASS
AX-2025-018759TirzepatideQSCQSC-2510-D7439VendorInvestigator2025-Q498.933.47104.7Buyer-sourced1MARGINAL
AX-2025-020553RetatrutideSSASSA-2510-E6613VendorInvestigator2025-Q496.873.72—Buyer-sourced1MARGINAL
AX-2025-018461TirzepatideWWBWWB-2506-T2732VendorInvestigator2025-Q498.744.2395.8Buyer-sourced0PASS
AX-2025-020488BPC-157KPKP-2511-M5901VendorInvestigator2025-Q498.104.93—Buyer-sourced0PASS
AX-2025-018802TB-500FGPFGP-2508-S8145VendorInvestigator2025-Q499.934.1198.1Buyer-sourced0PASS
AX-2025-021050GonadorelinBCHBCH-2510-F4167VendorInvestigator2025-Q498.495.2494.7Buyer-sourced0FAIL
AX-2025-020489BPC-157KPKP-2511-M5901VendorInvestigator2025-Q498.565.0397.1Buyer-sourced0PASS
AX-2025-020936SemaglutideWXTWXT-2505-E2684VendorInvestigator2025-Q497.902.63107.0Buyer-sourced0PASS
AX-2025-020905N-Acetyl Semax AmideWXTWXT-2505-J2528VendorInvestigator2025-Q498.206.21104.9Buyer-sourced0FAIL
AX-2025-021016SemaglutideWXTWXT-2509-A3902VendorInvestigator2025-Q498.146.23—Buyer-sourced0PASS
AX-2025-020561RetatrutideSSASSA-2510-E6613VendorInvestigator2025-Q496.904.1093.2Buyer-sourced1MARGINAL
AX-2025-019129AOD-9604GSPGSP-2505-S3921VendorInvestigator2025-Q498.663.74101.6Buyer-sourced0PASS
AX-2025-020494BPC-157KPKP-2511-M5901VendorInvestigator2025-Q498.494.5097.8Buyer-sourced0PASS
AX-2025-020025SemaglutideSWBSWB-2511-B7324VendorInvestigator2025-Q498.265.29106.4Buyer-sourced0PASS
AX-2025-018720TB-500QSCQSC-2507-J6496VendorInvestigator2025-Q499.555.36106.5Buyer-sourced0PASS
AX-2025-018541GHRP-2QYBQYB-2510-D4215VendorInvestigator2025-Q499.244.68—Buyer-sourced0PASS
AX-2025-019100SLU-PP-332GSPGSP-2511-C3427VendorInvestigator2025-Q498.976.7998.9Buyer-sourced1MARGINAL
AX-2025-021140VilonSIGSIG-2505-6919VendorInvestigator2025-Q498.177.72—Buyer-sourced0FAIL