Methyl Red sodium salt
- Product Name
- Methyl Red sodium salt
- CAS No.
- 845-10-3
- Chemical Name
- Methyl Red sodium salt
- Synonyms
- MR;S NO 250;ACID RED;MethyleRed;C.I. 13020;CI NO 13020;watersoluable;Red sodium saL;Sodiummethylred;METHYL RED ETHANOL
- CBNumber
- CB7112964
- Molecular Formula
- C15H16N3NaO2
- Formula Weight
- 293.3
- MOL File
- 845-10-3.mol
Methyl Red sodium salt Property
- Melting point:
- 178-182 °C
- Boiling point:
- 64.7 °C
- Density
- 0.791
- Flash point:
- 12 °C
- storage temp.
- Store at +5°C to +30°C.
- solubility
- H2O: soluble
- form
- Solid
- pka
- 2.3, 5.0(at 25℃)
- Colour Index
- 13020
- color
- White to yellow or beige, darkening on exposure to light
- Odor
- Odorless
- PH Range
- Red (1.2) to orange (3.4);Red (4.2) to yellow (6.3)
- PH
- 8.2 (10g/l, H2O, 25℃)
- Water Solubility
- Soluble in water. Slightly soluble in ethanol.
- λmax
- 437nm, 410nm, 493nm
- BRN
- 4065488
- Stability:
- Reported to be unstable, but this is probably a mistake on a commercial MSDS sheet. Incompatible with strong oxidizing agents.
- Major Application
- optical fibers, liquid crystal cells, holography, inks, toner, corrosion inhibitor, detergent
- CAS DataBase Reference
- 845-10-3(CAS DataBase Reference)
- EPA Substance Registry System
- Benzoic acid, 2-[[4-(dimethylamino)phenyl]azo]-, sodium salt (845-10-3)
Safety
- Hazard Codes
- Xn,C,F
- Risk Statements
- 40-34-11
- Safety Statements
- 36/37-24/25-45-36/37/39-26-16
- RIDADR
- UN 1170 3/PG 2
- WGK Germany
- 3
- TSCA
- Yes
- HazardClass
- 3
- PackingGroup
- II
- HS Code
- 29270000
Hazard and Precautionary Statements (GHS)
- Symbol(GHS)
-
- Signal word
- Warning
- Hazard statements
-
H302Harmful if swallowed
H312Harmful in contact with skin
H315Causes skin irritation
H319Causes serious eye irritation
H332Harmful if inhaled
H335May cause respiratory irritation
- Precautionary statements
-
P261Avoid breathing dust/fume/gas/mist/vapours/spray.
P264Wash hands thoroughly after handling.
P264Wash skin thouroughly after handling.
P270Do not eat, drink or smoke when using this product.
P271Use only outdoors or in a well-ventilated area.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.
P302+P352IF ON SKIN: wash with plenty of soap and water.
P304+P340IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.
P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P312Call a POISON CENTER or doctor/physician if you feel unwell.
P321Specific treatment (see … on this label).
P322Specific measures (see …on this label).
P330Rinse mouth.
P332+P313IF SKIN irritation occurs: Get medical advice/attention.
P362Take off contaminated clothing and wash before reuse.
P363Wash contaminated clothing before reuse.
P501Dispose of contents/container to..…
N-Bromosuccinimide Price
- Product number
- 114502
- Product name
- Methyl Red sodium salt
- Purity
- ACS reagent, Dye content 95%
- Packaging
- 25g
- Price
- $49.8
- Updated
- 2024/03/01
- Product number
- 114502
- Product name
- Methyl Red sodium salt
- Purity
- ACS reagent, Dye content 95%
- Packaging
- 100g
- Price
- $150
- Updated
- 2024/03/01
- Product number
- 1.06078
- Product name
- Methyl red sodium salt (C.I. 13020)
- Purity
- water-soluble ACS
- Packaging
- 25g
- Price
- $632
- Updated
- 2024/03/01
- Product number
- 1.06078
- Product name
- Methyl red sodium salt (C.I. 13020)
- Purity
- water-soluble ACS
- Packaging
- 100g
- Price
- $2210
- Updated
- 2024/03/01
- Product number
- M0424
- Product name
- Methyl Red Sodium Salt
- Packaging
- 1g
- Price
- $16
- Updated
- 2024/03/01
Methyl Red sodium salt Chemical Properties,Usage,Production
Chemical Properties
orange powder
Uses
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.
General Description
Methyl red sodium salt is the sodium salt of methyl red synthetic dye, which belongs to the azo group of dyes.
Biochem/physiol Actions
Methyl Red is a pH indicator and it changes color at a pH of 5.5.
Purification Methods
It can be precipitated from aqueous solution as the free acid which is recrystallised from 95% EtOH, then reconverted to the sodium salt. In H2O it is pink at pH 4.2 and yellow at pH 6.2 and has at 437nm.
Methyl Red sodium salt Preparation Products And Raw materials
Raw materials
Preparation Products
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View Lastest Price from Methyl Red sodium salt manufacturers
- Product
- Methyl Red sodium salt 845-10-3
- Price
- US $115.00/kg
- Min. Order
- 100kg
- Purity
- 99.99%
- Supply Ability
- 100Tons
- Release date
- 2023-03-17
- Product
- Methyl Red sodium salt 845-10-3
- Price
- US $1.00/KG
- Min. Order
- 1G
- Purity
- 99%
- Supply Ability
- 100KG
- Release date
- 2018-08-13