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7775-11-3 - Sodium chromate, anhydrous, 98% - A10547 - Alfa Aesar

A10547 Sodium chromate, anhydrous, 98%

Número CAS
7775-11-3
Nombre Alternativo

Tamaño Precio ($) Cantidad Disponibilidad
100g 36,67
500g 140,08
2500g 451,20
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Sodium chromate, anhydrous, 98%

MDL
MFCD00003484
EINECS
231-889-5

Propiedades químicas

Fórmula
Na2CrO4
Peso molecular
161.97
Punto de fusión
792°
Densidad
2.72
Solubilidad
Soluble in water. Slightly soluble in methanol and ethanol.

Aplicaciones

Sodium chromate anhydrous is used as a corrosion inhibitor in the petroleum industry, wood preservative and dyeing auxiliary in the textile industry. It is also used to prepare pigments for paints and inks. It also finds use in pharmaceuticals to determine red blood cell volume. In synthetic chemistry, it is utilized as an oxidant to convert primary alcohols and secondary alcohols to carboxylic acids and ketones respectively.

Notas

Hygroscopic. Incompatible with combustible materials and reducing agents.

Referencias documentales

Steinberger, R.; Duchoslav, J.; Greunz, T.; Arndt, M.; Stifter, D. Investigation of the chemical stability of different Cr(VI) based compounds during regular X-ray photoelectron spectroscopy measurements. Corros. Sci. 2015, 90, 562-571.

Zhang, X. F.; Qin, R. S. Segregation of copper in an Fe-Cu alloy under pulsed electric current. Philos. Mag. Lett. 2015, 95 (7), 367-375.

Indicaciones de peligro y de precaución del GHS

Indicaciones de peligro (UE): H301-H330-H312-H317-H334-H340-H350-H360-H372-H314-H318-H400-H410

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. Causes serious eye damage. Very toxic to aquatic life. Very toxic to aquatic life with long lasting effects.

Indicaciones de precaución: P260-P284-P301+P310-P303+P361+P353-P304+P340-P305+P351+P338-P320-P330-P405-P501a

Do not breathe dust/fume/gas/mist/vapours/spray. Wear respiratory protection. 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
14,8601
Clase de peligro
6.1
Grupo de embalaje
II
Código de tarifa arancelaria unificado
2841.50
TSCA
Yes
RTECS
GB2955000

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