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Direct Copper Blue 2b Direct Blue 151 100%

Product Name: Direct Blue 151
C.I. No.: 24175
CAS No.: 110735-25-6
Molecular Formula:C34H25N5Na2O10S2
Molecular Weight: 773.7
Relatived Names:
Copper Blue 2R,Direct Blue Light Fast R,Direct Copper Blue 2B.
Shade: Red light blue. Blue-black powder. Soluble in water for blue purple or purple solution, and adequate soluble in ethanol for red light purple.

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Model:
Direct Copper Blue 2b Direct Blue 151
Brand:
ritan

Product Description

Direct Copper Blue 2b, Direct Blue 151 for Textile, Paper Use

C.I. No.: 24175
CAS No.: 110735-25-6
Molecular Formula:C34H25N5Na2O10S2
Molecular Weight: 773.7
Relatived Names:
Copper Blue 2R,Direct Blue Light Fast R,Direct Copper Blue 2B.

Shade: Red light blue. Blue-black powder. Soluble in water for blue purple or purple solution, and adequate soluble in ethanol for red light purple.

Direct Blue 151 Physical Properties and light fastness, solubility.

Direct Blue 151
Density	1.60
Dyeing Depth %	2
Light Fastness	2-3
Washing Fatness	4
Rubbing Fastness(dry)	4-5
Rubbing Fastness(wet)	2-3

Package: 25 kgs/bag or as you request.

微信图片_2025-09-03_100619_143

Storage: Store at a ventilated, dry place.
Execution Standards: International Standard.

Direct Blue 151 application: Mainly used for cotton, linen, rayon and other cellulose fibers, rayon / brocade fabric dyeing, leather and paper pulp can also be used for coloring.

NO.	Color sample	Dyes name	Strength	International Numbering	Packing
1		Direct yellow R	150%	Direct Yellow 11	25Kg/DR
2		Direct frozen yellow GX	100%	Direct Yellow 12	25Kg/DR
3		Direct frozen yellow GX	110%	Direct Yellow 12	25Kg/DR
4		Direct Orange S	100%	Direct Orange 26	25Kg/DR
5		Direct Orange S	CONC 175%	Direct Orange 26	25Kg/DR
6		Direct Orange 2GL	200%	Direct Brown 39	25Kg/DR
7		Direct yellowish-brown D3G	100%	Direct Brown 1	25Kg/DR
8		Direct deep brown M	100%	Direct Brown 2	25Kg/DR
9		Direct deep brown MM	100%	Direct Brown 2	25Kg/DR
10		Direct red brown MN	100%	Direct Brown	25Kg/DR
11		Direct Bordeaux B	100%	Direct Red 13	25Kg/DR
12		Direct acid proof scarlet 4BS	100%	Direct Red 23	25Kg/DR
13		Direct acid proof scarlet 4BS	CONC 150%	Direct Red 23	25Kg/DR
14		Direct acid proof bordeaux FBA	CONC 150%	Direct Red	25Kg/DR
15		Direct red 4BE	100%	Direct Red 28	25Kg/DR
16		Direct pink 12B	100%	Direct Red 31	25Kg/DR
17		Direct pink 12B	CONC 150%	Direct Red 31	25Kg/DR
18		Direct fast red F3B	150%	Direct Red 80	25Kg/DR
19		Direct fast red 4B	100%	Direct Red 81	25Kg/DR
20		Direct fast red 4B	150%	Direct Red 81	25Kg/DR
21		Direct fast red F2B	100%	Direct Red 224	25Kg/DR
22		Direct fast red BWS	100%	Direct Red 243	25Kg/DR
23		Direct green BE	100%	Direct Green 1	25Kg/DR
24		Direct green B	100%	Direct Green 6	25Kg/DR
25		Direct blue BH	180%	Direct Blue 2	25Kg/DR
26		Direct blue 2B	100%	Direct Blue 6	25Kg/DR
27		Direct lake blue 5B	100%	Direct Blue 15	25Kg/DR
28		Direct lake blue 5B	120%	Direct Blue 15	25Kg/DR
29		Direct fast blue B2RL	100%	Direct Blue 71	25Kg/DR
30		Direct light turquoise blue GL	100%	Direct Blue 86	25Kg/DR
31		Direct light turquoise blue GL	120%	Direct Blue 86	25Kg/DR
32		Direct light turquoise blue GL	CONC 150%	Direct Blue 86	25Kg/DR
33		Direct copper blue 2B	100%	Direct Blue 151	25Kg/DR
34		Direct copper blue 2B	CONC 150%	Direct Blue 151	25Kg/DR
35		Direct fast blue FBL	150%	Direct Blue 199	25Kg/DR
36		Direct fast blue 4BL	200%	Direct Blue 200	25Kg/DR
37		Direct fast blue BRL	200%	Direct Blue 201	25Kg/DR
38		Direct ash D	100%	Direct Black 17	25Kg/DR
39		Direct fast black G	100%	Direct Black 19	25Kg/DR
40		Direct fast black G	CONC 150%	Direct Black 19	25Kg/DR
41		Direct fast black VSF	300%	Direct Black 22	25Kg/DR
42		Direct fast black VSF	600%	Direct Black 22	25Kg/DR
43		Direct fast black VSF	800%	Direct Black 22	25Kg/DR
44		Direct black EX	100%	Direct Black 38	25Kg/DR
45		Direct black EX	150%	Direct Black 38	25Kg/DR
46		Direct black EX	180%	Direct Black 38	25Kg/DR
47		Direct black EX	CONC 200%	Direct Black 38	25Kg/DR
48		Direct light gray LBN	200%	Direct Black 56	25Kg/DR
49		Direct black HEF	150%	Direct Black 168	25Kg/DR
50		Direct fast yellow 5GL	100%	Direct Yellow 27	25Kg/DR
51		Direct fast yellow RS	100%	Direct Yellow 50	25Kg/DR
52		Direct fast yellow RS	CONC 150%	Direct Yellow 50	25Kg/DR
53		Direct fast yellow D-RL	100%	Direct Yellow 86	25Kg/DR
54		Direct fast yellow TGFF	500%	Direct Yellow 96	25Kg/DR
55		Direct fast yellow PG	100%	Direct Yellow 142	25Kg/DR
56		Direct light purple BK	150%	Direct Violet 9	25Kg/DR
57		Direct light purple 4BL	250%	Direct Violet 66	25Kg/DR