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Table 2 Measurement of alkalinity in scouring baths

From: Sustainable processes for pre-treatment of cotton fabric

Sr. no. Samples   Alkalinity (mg CaCO3/l) Alkali consumption (%)
1. Scouring Before treatment 6000 8.3
After treatment 5500
2. 1st recycle   4750 21
3. 2nd recycle   4000 33
4. 3rd recycle   3300 45
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