Chat with us, powered by LiveChat
× Get product documents now!
  
中文网站 | Call Us Today! +86-531-8803-2799|sale@haihangchem.com

Methyl Red CAS 493-52-7

Assay: 99%
Appearance: Shiny purple crystal or reddish brown powder
Capacity: Depending on the order
Packaging: 25kg/fiber drum
Sample: available

related documents:

  • COA of Methyl red CAS 493-52-7
  • TDS of Methyl Red CAS 493-52-7
Category:

Description

Methyl Red

Methyl Red Quick Details

Product Name:Methyl Red
CAS No:493-52-7
Molecular Fomula:C15H15N3O2
Molecular weight:269.3
Appearance:Shiny purple crystal or reddish brown powder
Assay:99%
Molecular Strycture: Methyl Red 493-52-7

Methyl Red Typical Properties

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

 

Methyl Red Usage
Live protozoan staining; acid-base indicator, pH change range from 4.4 (red) to 6.2 (yellow); titration of ammonia, weak organic bases and alkaloids, but not suitable for organic acids other than oxalic acid and picric acid; can be combined with Chemicalbook Bromocresol green and methylene blue constitute a mixed indicator to shorten the color range and increase the sensitivity of the color change; adsorption indicator for precipitation titration, such as thorium nitrate titration of fluoride ion; verification of free chlorine, chlorite and other oxidants…

Methyl Red Package
25kg/fiber drum.

Methyl Red Storage
Treasury is ventilated, low temperature and dry;

    Contact Us Now!

    We will usually contact you within 24 hours. You could also call us (+86-531-88032799) during working hours ( 8:30 am to 5:45 pm UTC+8 Mon.~Sat. ) or use the website live chat to get prompt reply.

    Go to Top