VAT BLACK 27

Additional Product Details

Product Name:Grye BG(Vat Black 27)
C.I. No.: 69005
CAS No.: 2379-81-9
Molecular Formula:C42H23N3O6
Molecular Weight: 665.65

Shade: Brown light grey

Relative name:Vat Olive 2G;Vat Olive R;Cibanon Olive 2R-01;

VAT BLACK 27 Physical Properties and light fastness.

Vat Black 27
Dyeing depth g/L	40
Dyeing method	IW IN
Leuco color	Dark Blue
Leveling property	▲▲
Dead cotton	▲▲
Light (Xenon test 1/12)	5
Light (Xenon test 1/1)	6-7
Light (Xenon test 2/1)	7

VAT BLACK 27 Properties:

Black powder. Soluble in 2 ?C Chlorophenol, slightly soluble in Chloroform and Pyridine , not soluble in Acetone, Etanol, Toluene and Xylene. In concentrated sulfuric acid for red, dilution after flocculent olive green precipitation. Alkaline reduction leuco for red brown; Acid reduction leuco for yellow brown.

Applications:

Mainly used in cotton fiber dyeing, suitable for suspension pad dyeing, also used for cotton yarn of the jig dyeing cotton and the impregnation, rarely used for printing. Can with other VAT dye spell dyed noise. Dyeing silk, affinity and levelness were good, also used for Fiber/cotton blended fabric dyeing.

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.