1.1-Hydroxy Ethylidene-1,1-Diphosphonic Acid (HEDP) 2.Cas no.: 2809-21-4 3.Active content (HEDP) :58.0-62.0%
4.organic phosphonic acid,scale&corrosion inhibitor 5.purity 60% and 90%
6.CAS NO. 2809-21
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