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LC-MS profiles (BPC) of HA and NA components of octa- and decasaccharide fractions. Mass signals assignment of the main components is reported. LC elution conditions: isocratic at 20% Solvent B for 20 min, gradient elution from 20% B to 40% B for 10 min followed by a 20 min gradient from 40% B to 90% B; subsequently, 90% B was kept for 10 min.
