Sodium Tetraborate Decahydrate

Catalog	ACM1303964
CAS	1303-96-4
Structure
Category	Flocculant
Description	DryPowder; PelletsLargeCrystals;WHITE CRYSTALS OR CRYSTALLINE POWDER.;White, odorless, crystalline solid.;White, odorless, crystalline solid. [herbicide] [Note: Becomes anhydrous at 608°F.]
Synonyms	SODIUM TETRABORATE 10H₂O;SODIUM TETRABORATE-10-HYDRATE;SODIUM TETRABORATE DECAHYDRATE;SODIUM TETRABORATE, DODECAHYDRATE;SODIUM TETRABORATE HYDRATED;SODIUM(DI-) TETRABORATE, DECAHYDRATE;SODIUM BORATE;SODIUM BORATE, 10-HYDRATE
IUPAC Name	disodium; 3,7-dioxido-2,4,6,8,9-pentaoxa-1,3,5, 7-tetraborabicyclo [3.3.1]nonane; decahydrate
Molecular Weight	381.37
Molecular Formula	H20Na2B4O17
Canonical SMILES	[Na+].[Na+].[O-]B1OB2OB([O-])OB(O1)O2.O.O.O.O.O.O.O.O.O.O
InChI	InChI=1S/B4O7.2Na.10H₂O/c5-1-7-3-9-2(6)10-4(8-1)11-3;;;;;;;;;;;;/h;;;10*1H2/q-2;2*+1;;;;;;;;;;
InChI Key	CDMADVZSLOHIFP-UHFFFAOYSA-N
Boiling Point	608°F;608°F
Melting Point	75 °C (decomposes);167°F;167°F
Density	1.73 g/cu cm;Relative density (water = 1): 1.7;1.73;1.73
Solubility	In water, 5.93X10+4 mg/L at 25 °C;3.17 g/100 g water at 25 °C;1 g/16 mL in water; 1 g/0.6 mL boiling water; 1 g/1 mL glycerol; insoluble in alcohol;Insoluble in ethanol;0.60 g/100 g acetone;Solubility in water, g/100ml at 20 °C: 5.1;6%
EC Number	215-540-4
MDL Number	MFCD00149193
Refractive Index	Index of refraction: 1.447 (alpha); 1.469 (beta); 1.472 (gamma)
Stability	Stable. When heated above about 62 °C, borax loses water of crystallization, first forming the pentahydrate and then anhydrous sodium tetraborate.
Vapor Pressure	Approximately 0 mm Hg;0 mmHg (approx);0 mmHg (approx)

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