potassium arsenite solution is a chemical compound registered under CAS number 1332-10-1, with the molecular formula AsO3·3K and a molecular weight of about 240.21 g/mol. It is also known as Arsenicalsolution; Fowler's solution. GoooChem supplies potassium arsenite solution for laboratory research and bulk production; product code 719055. Send an inquiry for purity, packaging, price and lead time.