Determining Nitrate and Nitrite Content in Beverages, Fruits, Vegetables, and Stews Marketed in Arak, Iran

Table 2

Mean levels and range (mg kg⁻¹) for nitrate and nitrite in some beverages.

Kind of beverages	Samples	Nitrate		Nitrite
		Mean	Min–Max	Mean	Min–Max
Traditional vinegar	26	6.58^a	0.64–24.2	1.51^a	<LOD–5.5
Traditional verjuice	36	18.16^b	<LOD–39.45	1.92^a	<LOD–6.9
Packed fruit juices	42	37.15^a	<LOD–137	6.8^a	<LOD–65
Soft drink	12	34.45^c	12.4–64.2	7.72^b	2–14.5

Least squares means within the same row without a common superscript differ ( < 0.05).