99%MIN Sulfanilic Acid CAS No.121-57-3

Prodcut Name: Sulfanilic Acid CAS:  121-57-3 EINECS:204-482-5 Synonyms: ANILINE-4-SULFONIC ACID;ANILINE P-SULFONIC ACID;4-SULFOANILINE;4-AMINOBENZENESULPHONIC ACID;4-AMINOBENZENESULFONIC ACID;4-ANILINESULFONIC ACID;SUFANILIC ACID;SULFANILIC ACID Specs:  Appearance: white powder              Purity: 99% min              Free aniline: 0.01% max              Water insoluble matter: 0.1 max              Moisture: 0.5% max   Uses: 1. It is one important dyes intermediates, it can be used in Acid orange ,Acid light yellow 2G,Acid intermediary yellowish brown 4G,Acid intermediary dark yellow GG, Direct yellow GR,Reactive yellow K-RN, Brilliant red K-2G, datish red K-DG and blue K-3R, etc.   2. It also can be used in production of dyes Whitening agent, such as solute salt B, optical brightener BG, optical brightener BBU, dyeing proof salt H, etc.   3. It is also used in agriculture pesticide to proof wheat rust.   4. It is also one ideal intermediary in spices, food pigment, medicine, building materials, etc.   We have been exporting this item for more than 13 years, our main market is Europe and South America, also some quantity in Asia market.