Product Name:BASIC GREEN 4, MALACHITE GREEN CRYSTAL C.I. No.: 42000 CAS No.: 569-64-2 Molecular Formula: C23H25ClN2 Molecular Weight: 364.91 Relative name:Basic green4;Ethanedioate;Solid Green O;Basic Green 4;Light Green n;Malachite green. Shade: bright blue light gree
C.I. No.: 42000 CAS No.: 569-64-2 Molecular Formula: C23H25ClN2 Molecular Weight: 396.91 Relative Name: Shade: bright blue light gree
Basic GREEN 4 Physical Properties and light fastness.
Light Fastness
4-5
Perspiration Fastness(fading)
4-5
Perspiration Fastness(stain)
5
Soaping(fading)
4-5
Soaping(stain)
4-5
Basic GREEN 4 Properties: bright blue light green. Green belt flash crystallization. Soluble in cold water and hot water are blue-green, easily soluble in ethanol are blue-green. The strong sulfuric acid for yellow, diluted into dark orange; In nitric acid to orange, diluted into orange brown. The dye solution to join sodium hydroxide formation microstrip green white precipitation; Add hydrochloric acid to red light yellow. Applications: Used in acrylic, silk, wool, vinegar fiber dyeing, also used in leather, hemp, bamboo, wood, paper, shading, also used in the manufacture color amylum, solvent dye
Jingjiang Industrial park, xiaoshan, Hangzhou,China
About Us
Hangzhou Ritan Chemical was found in Year 2009, we are a firm specializing in producing and trading of dyes and dye intermediates.Based on more than 13years sevice, we have good reputation in our clients.