HEC 1.Appearance: White powder or granule 2.Fitneness, mesh: 80,100,200 3.Gelling temperature,cen HECHEC from the manufacturer with 20 years experience, is used as a crucial additive for building materialsWhat it is:GinShiCelare types of cellulosederivatives known as cellulose ethers,specifically Methyl Cellulose(MC), Hydroxy Propyl Methyl Cellulose(HPMC), Hydroxyethyl Cellulose(HEC), and Hydroxy ...