|
|
|
|
|
J-acid urea( sodium salt) |
|
C21H14N2NA2O9S2 |
|
20324-87-2 |
|
used as azo medium. Mainly used for the preparation of direct orange S and direct acid-proof bright-red 4BS |
|
Coupling value ЎГ70% Free J-acid ЎВ1.5% Insoluble ЎВ0.2% Apprearance: Brown powder |
Industrial field |
additive, dye & pigment, pharmaceutical |
|
|
|
|
|
|
|
There are no existing companies to distribute selected chemical product |
|
|
|
|
|