C-120/MeOH

λ_a at main peak (nm)

352

ε × 10⁻⁴ (l·mole⁻¹·cm⁻¹)

1.705

a

b

a

b

Method I

354

366

0.766

1.051

Method II

355

361

0.628

0.652

Method III

350

350

1.675

1.669