Hafnium(IV) oxychloride hydrate
hydroxymethanediphosphonic acid
Hemin (Ferriprotoporphyrin IX chloride), min.
hexakis(thiourea)dicopper dichloride
Holmium 2,2,6,6-tetramethyl-3,5-heptane-dionate
heptane-1,7-diamine dihydrochloride
HYDROXYL AMMONIUM PERCHLORATE
hexasodium diorthosilicate
Hexadecanedioic acid diethyl ester
hydrazinium dihydrogen phosphate