Minimum assay (G.C.).................................................................... 99,9 %

Density at 20/4....................................................................... 0,900-0,902

MAX. IMPURITIES

APHA colour...........................................................................................10

Non-volatile matter..................................................................... 0,0003 %

Acidity.................................................................................. 0,0002 meq/g

Alkalinity.............................................................................. 0,0002 meq/g

Water (H2O)..................................................................................... 0,01 %

Darkened substances by H2SO4........................................................... p/t.

Suitability for IR spectrometry.............................................................. p/t.

UV Spectrum (1 cm cell; Ref.: water)

l (nm) 253 (Cut off) 255 257 260 263 265 270-400

A (AU) 1,000 0,699 0,495 0,301 0,097 0,046 0,009

T (%) 10 20 32 50 80 90 98

Fluorescence (as quinine):

l (nm) 254 365

ppb 2 1

Data of interest in HPLC:

Rohrschneider Polarity..........................................................................4,4

Eluotropic value e°(Al2O3).....................................................................0,58

Sol. H2O in solv. at 20°C........................................................................9,8

P’ + 0,25 E.............................................................................................5,8