Home >   Products   >  Advanced Search

Congo Red
(CAS RN:573-58-0 Product Number:C0550)

Structure

zoom
Congo Red
Synonym Direct Red 28

General Information

Product Number C0550

* Items available from stock in Japan will be delivered in 10 business days.
* Please contact us if you need further information.
(Sales Dept Tel: +32 (0)3 735 07 00 E-mail: Sales-EU@TCIchemicals.com)
* To send your quote request for bulk quantities, please click on the “Request Bulk Quotation” button. Please note that for some of our products we cannot offer bulk quantities.
* TCI frequently reviews storage conditions to optimize them. Please note that the latest information on the storage temperature for the products is described on our website.

Purity/Analysis Method >98.0%(HPLC)
Storage Temperature
M.F. / M.W. C32H22N6Na2O6S2=696.66
CAS RN 573-58-0
Related CAS RN
MDL Number MFCD00004028
Packaging and Container
  • Product Details
  • Safety & Regulations

Specification

Appearance Dark red to Brown powder to crystal
Purity(HPLC) min. 98.0 area%
Absorbance min. 0.270(10 mg/L, pH 5.0, 488.0 to 492.0 nm)
Solubility in hot Water transparency
Drying loss max. 8.0 %
Ignition residue(Sulfate) 18.0 to 40.0 %(after drying)
Transition interval(pH) (purple)2.6 to 4.0(dark redish orange)

References

Colour Index 22120
Beilstein 16(3)474
Reaxys-RN 6765909
PubChem SID 87565658
Merck Index(14) 2498
RTECS# QK1400000
EC Number 209-358-4

GHS

Pictogram
Signal Word Danger
Hazard Statements
  • H350
  • :May cause cancer.
  • H361d
  • :Suspected of damaging the unborn child.
Precautionary Statements
  • P201
  • :Obtain special instructions before use.
  • P202
  • :Do not handle until all safety precautions have been read and understood.
  • P280
  • :Wear protective gloves, protective clothing, face protection.
  • P308+P313
  • :IF exposed or concerned: Get medical advice or attention.
  • P405
  • :Store locked up.
  • P501
  • :Dispose of contents/container through a waste management company authorized by the local government.

Transport Information

HS Number 3204140000

Application

PubMed Literature

Page Top