Separate Determination of Borohydride, Borate, Hydroxide, and Carbonate in the Borohydride Fuel Cell by Acid-Base and Iodometric Potentiometric Titration

Table 3

Average values of the “measured/weighted” ratios for each ion in the mixture before and after correction of systematic errors.

System	Ions	Method	“Measured/weighted” ratio
			Before correction	After correction
OH^− + BH4^− + BO2^−	OH^−	Differentiation	0.959	1.000
		Simulation	0.956	1.001
	BH4^− + BO2^−	Differentiation	1.023	1.008
		Simulation	1.012	1.004
OH^− + CO3^2−	OH^−	Simulation	0.985	1.003
	CO3^2−	Simulation	1.089	0.996
OH^− + BH4^− + BO2^− + CO3^2−	OH^−	Simulation	0.874	0.958
	BH4^− + BO2^−	Simulation	1.040	0.992
	CO3^2−	Simulation	0.934	1.008