Izthinking Technology mainly carries Ribonucleic Acid / Nucleotides (DNA / RNA) raw substances and materials. Our source is one most reliable manufacturer who are one of the largest Bio-Tech company in the Pan-Asia. The source distributed over 85% of the Asia Markets. All Substances / Materials have been approved by United States FDA regulation. Please take a look my brief product list: 1. Rna Na (Ribonucleic Acid Sodium Salt) 2. 2&＃39;, 3&＃39; Mixed Nucleotides 3. 5&＃39; Nucleotides 4. Rna Free Acid (Ribonucleic Acid) powder Please choose us as your best business partner, and we will do our best to meet your desire!