Trade name:als Chemical name:allyl sulfanate, sodium salt Structure formula:h2c=ch-ch2so3na Molecular formula:c3h5so3na Molecular weight:144 Cas no.:2495-39-8 Assay25%35%95%98% AppearanceColorless to yellowish liquidColorless to yellowish liquidWhite granuleWhite granule Related density1.20-1.251.20-1.26 Ph value7.0-9.07.0-9.06.1(1%solution) Refractive index@201.385-1.39201.4000-1.4050 Nacl contant1.5%(max) Fe content0.0003% Na2so3content0.2% Water content3.0% Package:25kg/drum Application:assistant brightener; improve throwing power and ductility of metal.