CAS Registry Number
CAS 520-10-5 — Arsenazo I trisodium
Arsenazo I trisodium is a chromogenic reagent used in analytical chemistry for the detection and quantification of metal ions, particularly rare earth elements and calcium. It functions as a colorimetric indicator in complexometric titrations. Available in powder form with a molecular weight of 614.28 g/mol, CAS number 520-10-5, and molecular formula C16H10AsN2O11S2Na3. Store at ambient temperature. Hazard classification includes signal word Danger. Molekula supplies Arsenazo I trisodium from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Molekula products for CAS 520-10-5
Molekula has supplied fine chemicals and biochemicals since 2000 from ISO 9001:2015 and ISO 14001:2015 certified facilities. Every dispatched batch is logged with a batch number and matched to a Certificate of Analysis, and Safety Data Sheets are available in five languages.