Acid Dyes
 

Acid Dyes Fastness
Light
(xenon)
Washing 90 Perspiration Rubbing Hot Pressing
180
Name C.I No. CH CO CH CH Dry Wet
Yellow MR Yellow 42 3-4 4-5 4-5 4-5 3-4 4-5 4 4-5
Orange II Orange 7 6 4-5 5 4-5 4-5 4-5 4-5 4-5
Red B Red 14 3-4 4-5 4-5 4-5 4-5 4-5 4-5 4-5
Red GN Red 97 3 4 3-4 3-4 3-4 --- --- ---
Red FR Red 151 4 3 4 4-5 4-5 --- --- ---
Red GR Red GR --- 4-5 4-5 4-5 4-5 4-5 4 ---
Brown PRS Brown PRS 4 3 3-4 4 4-5 --- --- ---
Brown BR Brown 14 4 3 3-4 4 4-5 --- --- ---
Brown GR Brown 15 4 3 4 4 5 --- --- ---
BrownNGB Brown 161 4 3 3-4 4 4-5 --- --- ---
Brown B Brown 75 4 4-5 4 4 5 4-5 4-5 ---
Brown SNR Brown 106 4 4-5 4-5 4-5 4-5 --- --- ---
Brown NR Brown 163 4 4-5 4-5 4-5 4-5 --- --- ---
Brown NT Brown 165 4 4-5 4-5 4 5 --- --- ---
Brown SR Brown 348 4 4-5 4-5 4 5 --- --- ---
Brown SG Brown 349 4 4-5 4-5 4 5 --- --- ---
Brown D2G Brown 452 4 4-5 4-5 4 5 --- --- ---
Green BD Green 20 3-4 3 3 4-5 4-5 --- --- ---
Green BN Green 68 3-4 3 3 4-5 4-5     ---
Blue 5R Blue 113 5-6 4-5 5 4-5 5 4-5 4-5 4-5
Black 10B Black 1 6 4 4-5 4-5 5 5 4 4-5
Black ATT Black ATT 3-4 3-4 4 4-5 4-5 4-5 4-5 4
Black NG Black 210 4-5 4-5 3-4 --- --- --- --- ---
Black2BGN Black 234 4 4-5 3-4 --- --- 4 4-5 ---