Avience Chemicals And Pharmaceuticals Established in the year 2015, we “Avience Chemicals And Pharmaceuticals” are a prominent firm that is engaged in Manufacturer and Trader a wide range of Powder Chemical and Liquid Chemical. Located in Surat (Gujarat, India), we are a Partnership firm and manufacture the offered products as per the set industry norms. Our valued clients can avail these products from us at reasonable rates. Under the headship of our mentor “Mr. Pratik Patel”, we have gained a remarkable and strong position in the market.