4-Nitro-o-phenylenediamine [ 99-56-9 ]
                - Appearance
 - Orange-red powder
 
- Melting Point
 - 196-201 ( ℃ )
 
- Boiling Point
 - 208.5 ( ℃ )
 
                    Description: red crystalline 
Assay(HPLC),%: ≥99.0
Moisture,%: ≤0.50
Ash,%: ≤0.50
MP, °C: 199.0-202.0
Fe,ppm:≤40.00
Use:immediate of hair dye
Package:25kg/paper bucket
        Assay(HPLC),%: ≥99.0
Moisture,%: ≤0.50
Ash,%: ≤0.50
MP, °C: 199.0-202.0
Fe,ppm:≤40.00
Use:immediate of hair dye
Package:25kg/paper bucket