Product Name: DIRECT ORANGE 39
C.I. No.: 40215
CAS No.: 1325-54-8
Molecular Formula: C38H28N8O12S4.4Na
Molecular Weight: --
Shade: bright red powder.
Relative Name:
C.I. Direct Orange 39;DirectFast Orange LGG;Ever direct Supra Orange 2GL;Fastusol Orange LGGL;Helion Orange GRLL;Kayafect Orange L;Orbantin Orange7GL;Pyrazol Fast Orange 2GLL;Sirius Supra Orange GGL;
 
Direct Orange 39 Physical Properties and light fastness, solubility. 
DIRECT ORANGE 39 Properties:
red light orange. Red brown powder. Soluble in water for golden brown, solubility of 50 g/L (60 ºC), 60 g/L (97 ºC), slightly soluble in alcohol. In the strong sulfuric acid as dark blue, orange for gold after diluted. The dye solution to join strong hydrochloric acid have yellow olive brown precipitation; Add thick sodium hydroxide solution have orange precipitation. Cellulose fiber of dyeing, in 80 ºC maximum when affinity, is suitable for the neutral, weak alkali dyeing. Hard to a little sensitive. In dyeing copper and iron ion colored light basic unchanged.
 
Applications:
Mainly used in viscose and viscose fabric dyeing and printing, Exhaust dyeing, printing and can be directly to white color, also can used for leather and paper shading, knitting fabric and carpet can be used and disperse dyestuff used for the high temperature dyeing polyester/stick blended fabric.
 
Package: 25KG/DRUM, CARTON BOX, BAG

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