RHODAMINE B - BASIC VIOLET 10 (C.I.NO.45170)
PHYSICAL APPEARANCE : Bright reddish violet powder.
APPLICATON : Used for any fibers
and can be obtained attractive shades with enough deep colours yield, they can be applied for the dyeing of Cotton, Silk,
Paper, Bamboo, Weed, Straw and Leather, Toners and Colour lakes prepared from basic dyes possess very fastness to light and
therefore widely employed in the preparation of carbon paper, ball-pen, oil & stamp pad inks. Also in manufacturing paint
and printing inks.
CHEMICAL COMPOSITION : C28 H31 ClN2 O3
SOLUBILITY : Bluish red with strong fluorescence
when dissolved in water and ethanol.
MOLECULAR WEIGHT : 479.02
- FASTNESS PROPERTIES :
- Light : 3-4
Washing : 4
Water : 4
Perspiration : 4