C.I. Direct Red 83
time:2015-08-17 20:32:24,count:0

C.I. Direct Red 83
Alias
Cuprate(4-), (mu-((7,7'-(carbonyldiimino)bis(4-hydroxy-3-((2-hydroxy-5-sulfophenyl)azo)-2-naphthalenesulfonato))(8-)))di-, sodium (1:4)
Category
Anionic surfactants-Sulfonate
CAS No.
15418-16-3
Molecular Formula & Molecular Weight
Molecular Formula: C33H16Cu2N6Na4S4O17
Molecular Weight: 1115.82
Structural Formula
Properties
Appearance: solid.
Solubility: soluble in water.
Stability: stable.
Risk: irritation, irritation to skin, eye.
Ecology: May be hazardous to environment. Water body should be given special attention.
Biodegradability: biodegradable.
Characteristics: excellent masking, dispersing abilities.
Synthesis
 
Quality standards & test methods
item
physical and chemical indexes
test methods
Actives*, %, ≥
95
 
*: should be marked on molecular weight.
Major Uses
Use as dye.
Manufacturers
 

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