Congo red
Preliminary reference disclaimer
This preliminary safety reference is generated from structured MolGraph catalog fields and public reference-style data. It is not a supplier-issued Safety Data Sheet and should not be used as a substitute for supplier-issued documentation, workplace safety review, transport classification, or regulatory compliance decisions. For supplier SDS or COA, submit a documentation request through MolGraph.
Preliminary safety reference
Available
Supplier-issued SDS
Available by request
COA
Available by RFQ / lot confirmation
Transport classification
Requires shipment review
CAS Number
573-58-0
Chemical name
Congo red
Molecular formula
C32H22N6Na2O6S2
Molecular weight
696.7 g/mol
Synonyms
DIRECT RED 28; C.I. Direct Red 28; Congazone sodium; Benzo Congo Red; Haemomedical; Haemonorm; Hemorrhagyl; Solucongo; Sugai Congo Red; Atul Congo Red; Vondacel Red CL; Kayaku Congo Red
InChIKey
IQFVPQOLBLOTPF-UHFFFAOYSA-L
PubChem CID
11313
Signal word
Warning
Catalog reference cue; confirm supplier documentation before use.
Hazard statements
H302, H315, H319, H335
Catalog reference cue; confirm supplier documentation before use.
Physical property reference values are not available in the current MolGraph catalog record.
Shipment review
Shipment details require review before fulfillment.
Transport classification must be confirmed using supplier SDS and shipment documentation before dispatch.