CAS 76-03-9 appears in our catalog under these names: Trichloroacetic acid, 99% , Trichloroacetic acid, ACS, 99% min , Trichloroacetic acid, 10% w/v , Trichloroacetic acid, 5% w/v a . Offered by: Thermo Scientific (Alfa Aesar). Available pack sizes: 1000g, 5000g, 250g, 500g, 50g, 1kg, 500ml, 1L.