Dye Name |
Color Card |
Light (Xenon)
|
Solubility(90℃g/L)
|
Dyeing Depth
|
Water |
Washing (50°C) ISO 105 C10 |
Perspiration (ALkali) ISO 105 E04 |
Rubbing ISO 105 X12 |
Hot Pressing
|
Chlorination water
|
o.w.f%
|
Ch Pa Co
|
Ch Pa Co
|
Ch Pa Co |
Dry Rub
|
Wet Rub
|
(180°)
|
50mg/L
|
Acid Red 151 |
|
4-5
|
|
1 |
4-5 4 4-5 |
4-5 3 3
|
4-5 4 4 |
5 |
4-5 |
4-5
|
4-5
|
Dye Name: Weak Acid Red BL, Weak Acid Red F-2R, Acid Red F-2R, Acid Red N-2R, Acid Red P-BL, Erionyl Red B
CAS Registry Number: 6406-56-0
Character: The dye is a dark red powder with a reddish hue. It dissolves in water in a cloudy brown light orange color and dissolves in ethanol in an orange color. It also dissolves in cellulose, but it does not dissolve in other organic solvents. It is blue-light green in the presence of concentrated sulfuric acid, and pale orange in dilution. Its aqueous solution is orange-brown when exposed to concentrated hydrochloric acid. It takes on a dark purple color when added to a concentrated sodium hydroxide solution.
Molecular Structure: Bisazo
Molecular Formula: C22H15N4NaO4S
Molecular Weight: 454.43
Samples: Free samples are available, PSS can be sent to you before shipment. The quality of this item is very stable and once you confirm the quality we can deliver to you directly without PSS.
Tianya Industry is a fine chemical enterprise that engages in R&D, production, and operation of acid dyes and intermediates, which has obtained an ISO9001 certificate. Contact us freely for more details.