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6381-59-5 - Potassium sodium L-tartrate tetrahydrate, 99% - Rochelle Salt - Sodium potassium L-tartrate tetrahydrate - A10163 - Alfa Aesar

A10163 Potassium sodium L-tartrate tetrahydrate, 99%

Número CAS
Nombre Alternativo
Rochelle Salt
Sodium potassium L-tartrate tetrahydrate

Tamaño Precio ($) Cantidad Disponibilidad
250g 40,80
1000g 128,00
5000g 535,00
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Potassium sodium L-tartrate tetrahydrate, 99%


Propiedades químicas

Peso molecular
282.23 (210.29anhy)
Punto de fusión
Soluble in water. Insoluble in alcohol


Baking powder, medicine (cathartic), component of Fehling's solution, silvering mirrors.Potassium sodium L-tartrate tetrahydrate is used in the process of silvering mirrors. It is active ingredient in the Fehiling’s solution and Nylander’s test involved in the determination of reducing sugars. It is utilized to break up emulsion in organic synthesis as well as a common precipitant in protein crystallography. As a Biuret reagent, it is used to measure the protein concentration. Furthermore, it is used as laxative and is also used in food industry.


Loses water of crystallization at 140°. Unstable above 225°. Incompatible with strong oxidizing agents.

Referencias documentales

Jalal, T. K.; Ahmed, I. A.; Mikail, M.; Momand, L.; Draman, S.; Isa, M. L. M.; Rasad, M. S. B. A.; Omar, M. N.; Ibrahim, M.; Wahab, R. A. Evaluation of Antioxidant, Total Phenol and Flavonoid Content and Antimicrobial Activities of Artocarpus altilis (Breadfruit) of Underutilized Tropical Fruit Extracts. Appl. Biochem. Biotechnol. 2015, 175 (7), 3231-3243.

Wu, J.; Hothersall, H.; Mazzetti, C.; O'Connell, Y.; Shields, J. A.; Rahman, A. S.; Cox, R. J.; Crosby, J.; Simpson, T. J.; Thomas, C. M.; Willis, C. L. In vivo mutational analysis of the mupirocin gene cluster reveals labile points in the biosynthetic pathway: the “leaky hosepipe” mechanism. ChemBioChem 2008, 9 (9), 1500-1508.

Indicaciones de peligro y de precaución del GHS

Indicaciones de precaución: P260u-P201-P280-P303+P361+P353-P305+P351+P338-P301+P330+P331-P304+P340-P310a-P405-P501a

Obtain special instructions before use. Wear protective gloves/protective clothing/eye protection/face protection. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Otras referencias

Código de tarifa arancelaria unificado


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