Evaluation of Chemical and Microbiological Quality in 21 Brands of Iranian Bottled Drinking Waters in 2012: A Comparison Study on Label and Real Contents

Table 1

Comparison of label and real contents of bottled mineral water.

Parameter	% equal to label amounts	% higher than label amounts	% less than label amounts	% not specified in label
K^+	28.60	42.90	4.80	23.80
Cl^−	14.30	9.50	47.60	28.60
F^−	52.40	14.30	0.00	33.33
Ca^2+	4.80	9.50	71.40	14.30
Mg^2+	0.00	90.50	0.00	9.50
SO4^2−	14.30	52.40	14.30	19.00
pH	23.80	0.0	66.70	9.50