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. 2021 Feb 4;21:14. doi: 10.1186/s12896-021-00673-y

Table 1.

Major biochemical components and parameters of tomato juice (values are the average ± range of triplicate (3) analyses)

Component/parameter Level
Density 1.018 ± 0.002 g/100 mL
Ash 0.42 ± 0.01 g/100 mL
Free reducing sugarsa 2.67 ± 0.03 g/100 mL
Total Kjeldahl nitrogenb 0.074 ± 0.001 g/100 mL
Fatc 0.10 ± 0.01 g/100 mL
pHd 4.15 ± 0.03

a Determined by the DNS method[52], using glucose as the standard

b Determined using a Tecator Kjeltec 1025 system

c Determined using a Tecator Soxtec HT2 system

dDetermined using a Sartorius PB − 10 pH meter