VAT BLACK 9

Additional Product Details

Product Name:Direct Black RB(Vat Black 9)
C.I. No.: 65230
CAS No.: 1328-25-2
Molecular Formula: --
Molecular Weight: --

Shade: Black

Relative name:Vat Direct Black RB;Black RB;Dycosthren Black RB;

VAT BLACK 9 Physical Properties and light fastness.

Vat Black 9
Dyeing depth g/L	60
Dyeing method	SP II
Leuco color	Dark Blue
Leveling property	▲▲
Dead cotton	▲▲
Light (Xenon test 1/12)	6
Light (Xenon test 1/1)	6-7
Light (Xenon test 2/1)	7

VAT BLACK 9 Properties:

Black powder. In concentrated sulfuric acid to purple, black after diluted. Alkaline reduction leuco for dark; Acid reduction leuco for red light brown.

Applications:

Mainly used in cotton fiber dyeing, suitable for suspension pad dyeing, can with other dye spell dye various grey. The main body of the leuco dye yarn. Also can be used for silk and Fiber/cotton blended dyeing, also used for polyester/cotton and polyester/viscose blended fabric dyed black and dark grey.

Package

25KG/DRUM, CARTON BOX, BAG

Note: The data contained here are based on our current knowledge and experience. It is the responsibility of user to test our products before the final application.