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Methylredsodiumsalt with CAS 845-10-3

what is of  Methylredsodiumsalt with CAS 845-10-3?

Methyl red sodium salt is the sodium salt of methyl red synthetic dye, which belongs to the azo group of dyes.

CAS: 845-10-3
Purity: 99%
Methylredsodiumsalt with CAS 845-10-3
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1.Quick details of  Methylredsodiumsalt with CAS 845-10-3

CAS No.:493-52-7
Other Names:Methyl red
MF:C15H15N3O2
EINECS No.:207-776-1
Place of Origin:shandong
Purity:99%
Classification:General Reagents
Appearance:Shiny purple crystal or reddish brown powder
Package:25kg/drum
Molecular Weight:269.3
Melting point:178-182℃
DENSITY:0.839 g/mL at 25 °C
Boiling Point:479.5°Cat760mmHg
Certificate:ISO 9001
Description of  Methylredsodiumsalt with CAS 845-10-3

Item
Specifications
maximum absorption wavelength,λ1
(PH4.5),nm
523~528
λ2(PH6.2),nm
427~437
Mass absorption coefficient,λ1
(PH4.5),L/(cm·g) ≥
130
λ2(PH6.2),L/(cm·g) ≥
70
PH domain color
4.5 (red) to 6.2 (yellow)
Ethanol dissolution test
Qualified
Loss on drying≤
1
Residue on ignition (Sulfate)≤
0.2
 

3.Application 

Methyl Red sodium salt is used as a pH indicator. In microbiology, it is used to make agar plates in bacteriology. Further, it is used as a coloring agent and also finds use in mouthwash, toothpaste and in cosmetics. It is also employed as a rocket propellant. In addition to this, it is used in the preparation of reversible stain for rapid detection of stained cells in each specimen.

4.Packing

25kgs/drum,9tons/20’container

25kgs/bag,20tons/20’container

 

Methylredsodiumsalt with CAS 845-10-3
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