Title: Ammonium Borate
CAS Registry Number: 12007-58-8
CAS Name: Ammonium tetraborate
Additional Names: ammonium biborate; ammonium metaborate
Molecular Formula: B4H8N2O7
Molecular Weight: 191.32
Percent Composition: B 22.60%, H 4.21%, N 14.64%, O 58.54%
Line Formula: (NH4)2B4O7
Literature References: Prepn: Gmelins, Ammonium (8th ed.) 23, 323 (1936).
Derivative Type: Tetrahydrate
Properties: Tetragonal crystals. Sol in water. Practically insol in alcohol.
Use: Fireproofing wood and textiles; in electrolytic condensers.