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. 2023 Jan 21;9(2):e13146. doi: 10.1016/j.heliyon.2023.e13146

Table 1.

Bread types and their respective residual concentrations of potassium bromate and the daily number of loaves consumed per locality.

SN Locality Bread type Absorbance at 620 nm Potassium bromate concentration (mg) Color change Number of bread loaves produced per day
1 Mile 2 Up-station Simple bread 0.97 4498.5 Deep purple 400
2 Mile 2 Nkwen French bread 0.08 48.5 Deep yellow 400
3 Foncha Street junction French bread 1.76 8448.5 Deep purple 2000
Milk bread 0.81 3698.5 Light purple 2000
Wheat breed 0.14 348.5 Yellow 400
4 Ntarikon French bread 1.98 9548.5 Deep purple 1000
Milk bread 0.19 598.5 Light purple 1000
Wheat bread 1.9 9148.5 Deep purple 600
5 Mile1-upstation French bread 0.69 3098.5 Purple 400
Milk bread 2.1 10148.5 Deep purple 400
6 Mile 3-Nkwen Milk bread 1.92 9248.5 Deep purple 2400
French bread 0.6 2648.5 Yellow 2000
Simple bread 1.54 7348.5 Deep purple 2000
7 Food market French bread 0.81 3698.5 Purple 1000
Simple bread 1.47 6998.5 Deep purple 1000
Milk bread 0.89 4098.5 Deep yellow 1000
8 Meta quarters French bread 0.9 4148.5 Purple 2000
Milk bread 0.82 3748.5 Purple 24,000
Wheat bread 0.69 3098.5 Purple 2000
9 Travellers French bread 0.9 4148.5 Purple 1000
Milk bread 0.45 1898.5 Purple 2000
10 Commercial avenue Milk bread 0.27 998.5 Purple 400
Simple bread 0.21 698.5 Light purple 400
Local bread 0.19 598.5 Light purple 400
11 Moghamo-Hospital round-about Local bread 0.2 648.5 Light purple 200
French bread 0.21 698.5 Light purple 200
12 Akwakum Wheat bread 0.19 598.5 Light purple 600
Local bread 0.21 698.5 Light purple 600
French bread 0.2 648.5 Light purple 600
13 Mile 90-Mbatu Local bread 0.2 648.5 Light purple 300