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Table 5 IC50 value of standards and R. purpurea in DPPH radical scavenging model

From: Nutritional evaluation, antioxidant studies and quantification of poly phenolics, in Roscoea purpurea tubers

S. no.

Extracts

IC50 (µg/ml)*

1.

Ascorbic acid

3.86 ± 0.057

2.

Quercetin

5.93 ± 0.115

3.

Rutin

6.8 ± 0.173

4.

BHT

2.06 ± 0.115

5.

R. purpurea

810.66 ± 1.154

  1. * Values are mean ± SD (n = 3), indicating significance at p < 0.01.
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BMC Research Notes

ISSN: 1756-0500

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