These products both fall under the chemical abstract service number 1314-80-3 which means chemically they are the same. The only major difference between the two products is that product 821024 has a purity assay range between 27.8-28.8 % while product 232106 has an purity assay range of 98.5-101.5 %. Both products have different testing methods as well which can be viewed via the product specification sheet:
https://www.sigmaaldrich.com/specification-sheet/SPEC/MDA/CHEM/8.21024/8210242500
https://www.sigmaaldrich.com/specification-sheets/754/815/232106-BULK_______SIGALD_____.pdf





