|
Dye component (abbreviation)
|
Retention
|
UV–Visa
|
[M−H]−
|
|---|
|
ap
|
13.7
|
210; 268; 336
|
269
|
|
ca
|
8.8
|
226; 276; 310; 494
|
491
|
|
chry
|
13.9
|
–
|
299
|
|
dcII
|
8.3
|
288; 434
|
475
|
|
dios
|
14.0
|
–
|
299
|
|
ea
|
9.8
|
254; 366
|
301
|
|
em
|
17.5
|
222; 254; 266; 288; 438
|
269
|
|
fi
|
11.3
|
206; 248; 320; 360
|
285
|
|
fk
|
13.5
|
–
|
313
|
|
ge
|
13.4
|
208; 260
|
269
|
|
ind
|
16.2
|
238; 285; 330; 610
|
261
|
|
inr
|
17.0
|
–
|
261
|
|
ka
|
13.4
|
–
|
329
|
|
kpf
|
13.7
|
204; 266; 366
|
285
|
|
lu
|
12.7
|
208; 254; 266; 348
|
285
|
|
3-O-methylqu
|
12.9
|
–
|
315
|
|
qu
|
12.7
|
208; 254; 265; 248
|
301
|
|
srw
|
10.5
|
258; 306; 336
|
243
|
|
sul
|
12.2
|
256; 369
|
269
|
|
Indigo carmine
|
11.2
|
250; 288; 340; 615
|
–
|
|
Prussian blue
|
Identified by FTIR/ATRb (signal at 2074 cm−1) and confirmed by the presence of Fe in XRFc
|
- Dyes are listed in alphabetical order. At the end, data on the synthetic dyes detected is given. See Table 1 for the natural dyes biological sources and the dyes names
- aUV–Vis data is given only for the major dyes (dyes identified by DAD in the present study)
- b,cSee text, “Results and discussion” section/Blue dyes/Shirts
