dyes

Mw

$e^{n+}$

$|\oplus |$

$|\ominus |$

Orange G

452.40

2

0.29

1.80

0.343

Orange S

452.40

2

0.38

3.20

0.587

Tartrazine 1

534.36

3

0.28

1.72

0.355

Tartrazine 2

534.36

2+x

0.28

1.72

0.326

Amaranth

607.50

3

0.49

0.77

0.214