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195251 Sigma-Aldrich

Direct Red 81

Dye content 50 %

Synonym: DR 81, Disodium 7-benzamido-4-hydroxy-3-[[4-[(4-sulphonatophenyl)azo]phenyl]azo]naphthalene-2-sulphonate

  • CAS Number 2610-11-9

  • Empirical Formula (Hill Notation) C29H19N5Na2O8S2

  • Molecular Weight 675.60

  •  Colour Index Number 28160

  •  EC Number 220-028-9

  •  MDL number MFCD00003949

  •  PubChem Substance ID 24851682

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Properties

Related Categories Cell Biology, D, Hematology and Histology, Stains & Dyes, A to Z, Stains and Dyes More...
InChI Key   UFUQRRYHIHJMPB-UHFFFAOYSA-L
composition   Dye content, 50%
mp   240 °C (dec.)(lit.)
absorption   λmax 397 nm
  λmax 508 nm (2nd)

Description

Packaging

25, 100 g in glass bottle

Biochem/physiol Actions

Bacterial consortium NBNJ6 has an ability to decolorize direct red 81 (DR81).

Safety & Documentation

Safety Information

RIDADR 
NONH for all modes of transport
WGK Germany 
3
RTECS 
QK1370000

Milli-Q® Water Purification Solutions

Biomedical Applications
Protocols & Articles
Peer-Reviewed Papers
15

References

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