Reactive Black 39
Name:C.I.Reactive Black 39,C.I.205071
Molecular Structure: Double azo class
Molecular Formula:C25H14ClN10Na5O16S5
Molecular Weight: 1021.16
CAS Registry Number:
Manufacturing Methods : 2,4-Diaminobenzenesulfonic acid and 2-Aminobenzene-1,4-disulfonic acid diazo, then respectively with the 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid in alkaline and acid conditions coupled, then and 2,4,6-Trichloro-1,3,5-triazine condensation, and ammoniated.
Properties and Applications: blue and black.
Standard | Light Fastness | Oxygen bleaching | Persperation Fastness | Soaping | |||
Fading | Stain | Fading | Stain | Fading | Stain | ||
ISO | 6-7 | 5 | 5 | 5 | 4 |
List of Suppliers:
Apollocion NavyBlue P-N3G( Taiheung Corp )
Cibacron Black ZP-2PD( Ciba Specialty Chemicals Inc )
Cibacron Navy P-G( Ciba Specialty Chemicals Inc )
Kayacion Blue P-N3G (Nippon Kayak u Co Ltd)
Reactive Navy PG ( Radha Dye Chem )
Reactofix Navy Blue H2R( Jaysynth Dyechem Ltd )
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Please advise what the oxygen bleaching numbers mean. Does a fading # 5 mean it will not fade or otherwise ?