Alibaba offers 259 borax anhydrous products. about 9% of these are other chemicals, 2% are sulphate, and 1% are pharmaceutical intermediates. a wide variety of borax anhydrous options are available to you, such as industrial grade, agriculture grade, and food grade. you can also choose from sulphate, chemical auxiliary agent. China borax anhydrous manufacturersselect 2019 high quality borax anhydrous products in best price from certified chinese chemicals manufacturers, china acid suppliers, wholesalers and factory on made-in-china Eltee international is counted in the list of noteworthy borax pentahydrate manufacturers, wholesale suppliers and exporters, distributors and importers in saudi arabia .we are gladly offering our product to our esteemed clients based in saudi arabia.we are offering our range in brilliant quality in order to meet the diversified requirements of the clients. Anhydrous borax is white solid crystalline product used in gold smelting as a flux. the advantages of using borax in gold smelting are: facilitates separation of the gold from gangue at lower temperatures; borax forms a structural network with rock silicates that captures metal ions which normally associate with oxides eg.