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Table 2 Changes in pH at the extraction process

From: Extraction of eco-friendly natural dyes from mango leaves and their application on silk fabric

Sl. No. Set pH for extraction pH after extraction
After filtration After 24 h of filtration
1 3 2.9 3.3
2 4 3.9 4.2
3 5 4.6 4.9
4 6 4.9 5.1
5 7 5.2 5.1
6 8 5.9 5.6
7 9 6.2 5.8
8 10 6.4 6
9 11 6.7 6.7
10 12 7.3 7
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