Tirzepatide L-isoAsp9 Impurity Reference Standard Biology Reagents reconstitute lyophilized PC (2G) in

reconstitute lyophilized PC (2G) in 500 μL DNA Dilution Buffer Acceptance criteria (Ct thresholds) NTC: FAM Ct ≥ 40 or no amplification

and protein phosphorylation

0 × 107 IU/mg 7

Swissprot No Q9Y3S1 Gene Accession NP_001269323 WB Predicted band size 243 kDa WB Positive control WB Recommended dilution 200-1000 IHC predicted cell location Predicted cell location: Cytoplasm IHC positive control Positive control: Human thyroid cancer IHC Recommed dilution Recommended dilution: 25-100 Storage

LASS5 and LASS6) and they are all involved in sphingolipid synthesis

Tirzepatide L-isoAsp9 Impurity Reference Standard Biology Reagents reconstitute lyophilized PC (2G) inDescription Tirzepatide L isoAsp9 impurity is a high purity impurity reference standard designed for pharmaceutical quality control, analytical method development, and regulatory compliance testing of Tirzepatide. Isoaspartate formation at position 9 represents a common post translational degradation modification in peptide based drug substances. This reference material supports accurate impurity profiling, structural confirmation, and quantitative