brilliant yellow. Yellow powder. The strong sulfuric acid for yellow, diluted still yellow color; In nitric acid for colourful yellow, diluted still for colourful yellow; Add in 1 Moore sodium hydroxide solution no change color, continue to join the amount of insurance powder and warm, very light to the yellow, add a boric acid sodium can’t restore the original colour and lustre.?For cotton, rayon, silk, polyvinyl alcohol, wool and nylon dip, dyeing, pad dyeing and direct, anti-pollution and discharge printing.
Standard
|
Light Fastness
|
Oxygen bleaching
|
Persperation Fastness
|
Soaping
|
Fading
|
Stain
|
Fading
|
Stain
|
Fading
|
Stain
|
ISO
|
4-5
|
|
|
4-5
|
5
|
4
|
5
|