Gallium Oxide, Low Price, High Purity 4n 5n 6n - Zhuzhoukeneng ( China ) - Offers to Sell and Export - Tuesday 3 January 2017 7:24 am - gallium oxide low price high purity 4n 5n 6n 1 physical properties purity 99 99% 99 999% appearance white crystal powder molecular formula ga2o3 molecular weight 187 44 density 6 44 g ml...