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7789-12-0 - Sodium dichromate dihydrate, Reagent Grade - Sodium bichromate - 12611 - Alfa Aesar

12611 Sodium dichromate dihydrate, Reagent Grade

Número CAS
7789-12-0
Nombre Alternativo
Sodium bichromate

Tamaño Precio ($) Cantidad Disponibilidad
100g 23,80
500g 74,57
2kg 176,00
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Sodium dichromate dihydrate, Reagent Grade

MDL
MFCD00149166
EINECS
234-190-3

Propiedades químicas

Fórmula
Cr2Na2O7•2H2O
Peso molecular
298.00 (261.97anhy)
Formulario
Crystalline
Punto de fusión
100° -2H{2}O
Densidad
2.348
Sensibilidad
Hygroscopic
Solubilidad
Soluble in waterSoluble in water. Insoluble in alcohol.

Aplicaciones

Sodium dichromate is used as a strong oxidizing agent in organic synthesis. It is used in metal finishing as an aid of corrosion resistance, manufacture of inorganic chromate pigments and in the preparation of colored glass and ceramic glazes. It is used as a mordant for acidic dyes to improve their color-fast properties and as a corrosion inhibitors in undercoats and primers.

Notas

Keep away from sources of ignition, combustible materials. Do not ingest. Do not breathe dust.

Referencias documentales

Fu, M.; Perlman, M.; Lu, Q.; Varga, C. Pharmaceutical solid-state kinetic stability investigation by using moisture-modified Arrhenius equation and JMP statistical software. Electrochem. Commun. 2015, 107, 370-377.

Padilla, R.; Opazo, C.; Ruiz, M. C. Kinetics of Copper Removal from Sulfidized Molybdenite Concentrates by Pressure Leaching. Metall. Mater. Trans. B 2015, 46 (1), 30-37.

Duffy, P.; Cullen, R. J.; Jayasundara, D. R.; Murphy, D. M.; Fonda, E.; Colavita, P. E. Electroless deposition and characterization of Fe/FeOx nanoparticles on porous carbon microspheres: structure and surface reactivity. J. Mater. Chem. A 2013, 1 (19), 6043-6050.

Indicaciones de peligro y de precaución del GHS

Indicaciones de peligro (UE): H272-H301-H330-H312-H317-H334-H340-H350-H360-H372-H314-H400-H410

May intensify fire; oxidizer. Toxic if swallowed. Fatal if inhaled. Harmful in contact with skin. May cause an allergic skin reaction. May cause allergy or asthma symptoms or breathing difficulties if inhaled. May cause genetic defects. May cause cancer. May damage fertility or the unborn child. Causes damage to organs through prolonged or repeated exposure. Causes severe skin burns and eye damage. Very toxic to aquatic life. Very toxic to aquatic life with long lasting effects.

Indicaciones de precaución: P221-P210-P301+P310-P303+P361+P353-P304+P340-P305+P351+P338-P320-P330-P405-P501a

Take any precaution to avoid mixing with combustibles. Keep away from heat/sparks/open flames/hot surfaces. - No smoking. IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Specific treatment is urgent (see label). Rinse mouth. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Otras referencias

Merck
14,8609
Clase de peligro
5.1
Grupo de embalaje
II
Código de tarifa arancelaria unificado
2841.30
TSCA
Yes
RTECS
HX7750000

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