CAS 1338-41-6 appears in our catalog under these names: Sorbitan monostearate, 95%, Sorbitan Monostearate (Technical Grade), Sorbitan monostearate , Sorbitan Monostearate, Sorbitan monooctadecanoate Saponification Value 145-160. Offered by: Combi-blocks, TRC, Thermo Scientific (Alfa Aesar), TCI, Biosynth. Available pack sizes: 100g, 500g, 5g, 25g, 250g, 1000g, 2kg, 1kg.