Table 1.

Percentage of charge variant species under different stress conditions.

	Acidic	Main	Basic
4ºC	15.70%	74.80%	9.50%
Low pH 1day	15.72%	74.64%	9.64%
Low pH 7day	13.85%	73.34%	12.81%
High pH 7day	80.92%	17.31%	1.77%
50ºC	21.35%	56.83%	21.82%
Light 1x	39.07%	41.30%	19.63