5000ml 11.02lbs bdo chemicals raw materials 14 bdo 1,4-diol butylene glycol cas 110-64-5 true purity 99% high quality

14 bdo 1,4-diol 1 4-butendiol 14b 110-64-5 you will get 1000ml x 5bottles, total 11.02lbs true purity higher than 99%, instead of fake 99%.syi