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Related to sodium borate: borax
sodium borate[′sōd·ē·əm ′bȯ‚rāt]
Na2B4O7·10H2O A water-soluble, odorless, white powder; melts between 75 and 200°C; used in glass, ceramics, starch and adhesives, detergents, agricultural chemicals, pharmaceuticals, and photography; the impure form is known as borax. Also known as sodium pyroborate; sodium tetraborate.