Congo Redresearch grade
- Pack Sizes
- Certificates of Analysis (Lot.-no. - release date)
- PDF Documents
- Additional Information
- Related Products
- Product Links
C.I.22120 • C32H22N6O6S2·Na2 • Mr 696.7 • CAS [573-58-0]
![](images/imgStruct/190/27215.jpg)
Congo red is a benzidine-based anionic diazo dye, which binds to many amyloid proteins and also interacts with β-D-glucans, polysaccharides containing continuous β-(1→4)-linked D-glucopyranosyl units and some hemicellulosic galactoglucomannans.
Tested for use in histology. Indicator pH 3.0 - 5.2 blue-reddish orange.
![]() |
DANGER | Substance of very high concern |
Hazard Statements | H350 - H361d |
Precautions | P201 - P202 - P280 |
Reaction | P308 +P313 |
Storage | P405 - P501 |
Carc. 1B, Repr. 2 • EG-Index: 611-027-00-8 • GGVSE/ADR: 6.1 III UN2811 • IATA: 6.1 III UN2811 • EINECS: 209-358-4 • WGK: 2L • HS: 32049000
Storage Temperature: +15 °C to +30 °C