Leuco Sulphur Black 2
Name:C.I.Leuco Sulphur Black 2,C.I.53195
Molecular Structure:
C.I.Leuco Sulphur Black 2,C.I.53195,CAS 1326-85-8,Sulphur Black 2R
CAS Registry Number:61814-27-5
Manufacturing Methods : 2,4-Dinitrophenol and Picric acid or 2-Amino-4,6-dinitrophenol mixture with Sodium polysulfide solution heating.
Properties and Applications: blue black. In the Sodium sulfide solution solubility is very good, solution for blue black; In concentrated sulfuric acid for the blue black, dilution after black precipitation.
| Standard | Acid Resistance | Alkali Resistance | Light Fastness | Fulling | Persperation Fastness | Soaping | |
| Moderate | Severe | ||||||
| ISO | 5 | 4 | 6-7 | 5 | 5 | 5 | 4-5 |
| AATCC | 5 | 3 | 7-8 | 4 | 4-5 | ||
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