Robuta

https://witega.de/product/niclosamide-13c6/ Niclosamide-13C6 - Traceable Reference Standard for Residue Analysis (CAS 1325808-64-7) Apr 20, 2026 - Niclosamide-13C6 - Niclosamide-13C6 (CAS 1325808-64-7) supports LC-MS/MS and GC-MS calibration, traceability, method validation, and confirmatory analysis in... reference standard