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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Reference substances

Reference substances

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IUPAC name:
Reaction products of 6-amino-4-hydroxynaphthalene-2-sulphonic acid and 7-amino-4-hydroxynaphthalene-2-sulphonic acid, condensed with Formaldehyde and Sodium hydrogensulfite, coupled with diazotised Sodium 2-amino-4,6-dinitrophenoxide, metalized with Sodium Dichromate, sodium salts

Inventory

Synonyms

Molecular and structural information

Molecular formula:
not applicable

Related substances

Identifier:
CAS number
Identity:
90294-58-9