Saltar al contenido
Merck
Todas las fotos(6)

Documentos

799394

Sigma-Aldrich

Sodium bisulfite

anhydrous, free-flowing, Redi-Dri™, ACS reagent

Sinónimos:

Sodium hydrogensulfite

Iniciar sesiónpara Ver la Fijación de precios por contrato y de la organización
Todas las fotos(6)

About This Item

Fórmula empírica (notación de Hill):
NaHSO3
Número de CAS:
7631-90-5
Peso molecular:
104.06
UNSPSC Code:
12352302
PubChem Substance ID:
24854644
NACRES:
NA.21

grade

ACS reagent
anhydrous

Quality Level

100

product line

Redi-Dri™

form

powder

quality

free-flowing

concentration

≥58.5% SO2

impurities

≤0.005% insolubles

pH

4.3 (10 g/L)

anion traces

chloride (Cl-): ≤0.02%

cation traces

Fe: ≤0.002%
heavy metals (as Pb): ≤0.001%

SMILES string

[Na+].OS([O-])=O

InChI

1S/Na.H2O3S/c;1-4(2)3/h;(H2,1,2,3)/q+1;/p-2

InChI key

DWAQJAXMDSEUJJ-UHFFFAOYSA-L

¿Está buscando productos similares? Visita Guía de comparación de productos

Categorías relacionadas

General description

Sodium bisulfite is an inorganic sodium salt commonly used as a pH adjuster and reductant. It is used as a cheap catalyst for the formation of C-O and C-C bond.

Legal Information

Redi-Dri is a trademark of Sigma-Aldrich Co. LLC

pictograms

Exclamation mark
GHS07

signalword

Warning

hcodes

H302

Hazard Classifications

Acute Tox. 4 Oral

supp_hazards

EUH031

Storage Class

13 - Non Combustible Solids

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

Certificados de análisis (COA)

Busque Certificados de análisis (COA) introduciendo el número de lote del producto. Los números de lote se encuentran en la etiqueta del producto después de las palabras «Lot» o «Batch»

¿Ya tiene este producto?

Encuentre la documentación para los productos que ha comprado recientemente en la Biblioteca de documentos.

Visite la Librería de documentos

Hamid Mostafavi Abdolmaleky et al.
Methods in molecular biology (Clifton, N.J.), 448, 187-212 (2008-03-29)
Although there is evidence to link schizophrenia (SCZ) and bipolar disorder (BD) to genetic and environmental factors, specific individual or groups of genes/factors causative of the disease have been elusive to the research community. An understanding of the molecular aberrations
Synthesis of two new arsenolipids and their identification in fish.
Arroyo-Abad U, et al.
European Journal of Lipid Science and Technology, 118(3), 445-452 (2015)
Li-Hui Wang et al.
Modern pathology : an official journal of the United States and Canadian Academy of Pathology, Inc, 19(5), 675-683 (2006-03-11)
The hedgehog (Hh) signaling pathway plays an important role in foregut development, and its activity is increased in various tumors, including those of the digestive tract. Our objective in the present study was to determine the pattern and extent of
Reaction of sodium bisulfite with uracil, cytosine, and their derivatives.
H Hayatsu et al.
Biochemistry, 9(14), 2858-2865 (1970-07-07)
Wei Zhou et al.
Journal of Korean medical science, 24(1), 97-103 (2009-03-10)
Epithelial membrane protein 3 (EMP3) is a trans-membrane signaling molecule with important roles in the regulation of apoptosis, differentiation and invasion of cancer cells, but the detailed is largely still unknown. We analyzed the mRNA levels and methylation statuses of
Ver todos los artículos relacionados

Artículos

Redi-Dri™ – The World of Free-flowing Hygroscopic Products

Redi-Dri™ prevents hygroscopic powders, such as inorganic salts, from absorbing moisture and forming clumps, leaving the salts free-flowing every time.

Nuestro equipo de científicos tiene experiencia en todas las áreas de investigación: Ciencias de la vida, Ciencia de los materiales, Síntesis química, Cromatografía, Analítica y muchas otras.

Póngase en contacto con el Servicio técnico