CAS 13446-34-9 appears in our catalog under these names: Manganese(II) chloride tetrahydrate, Puratronic|r, 99.999% (, Manganese(II) chloride tetrahydrate, ACS, 98.0-101.0% , Manganese(II) chloride tetrahydrate, 99.99% (metals basis) , Manganese(II) chloride tetrahydrate, 99% (metals basis) . Offered by: Thermo Scientific (Alfa Aesar). Available pack sizes: 10g, 50g, 100g, 500g, 2kg, 5g, 25g.