Optibor boric acids may be used in combination with a sodium borate (borax pentahydrate or anhydrous borax) in order to adjust the sodium to boron ratio in glasses which require low sodium levels. provides essential fluxing properties at low sodium and high alumina levels. Boric acid specification, boric acid specification suppliers directoryfind variety boric acid specification suppliers, manufacturers, companies from around the world at humic acid ,phosphoric acid ,ascorbic acid, inorganic acids Boric acid powder. boric acid powder. free delivery across ksa. free returns. 5m+ products. open in app. free delivery over sar 250. ... fully tracked delivery anywhere in the saudi arabia. easy returns & exchanges. most items are covered by our our risk-free 14 days returns policy . ask about this product. Boric acid granular technical is available in bulk, in 1 mt (2,205 lbs.) super sacks and in 10-25 kg net (55.1 lb. net) multiwall paper bags. packaging of boric acid boric acid-fg is available in 25 kg net, and 1 metric ton super sacks.