puriss. p.a., for ion pair chromatography, ≥99.0% (T)  
for ion pair chromatography
puriss. p.a.
assay ≥99.0% (T)
UV absorption λ: 210 nm Amax: 0.1
λ: 220 nm Amax: 0.06
λ: 230 nm Amax: 0.04
λ: 260 nm Amax: 0.02
λ: 500 nm Amax: 0.02

suitability corresponds to standard for RP gradient test
corresponds to standard for filter test