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International Journal of Interdisciplinary Research

Table 2 Scale-up dyeing using persimmon peel extract (6L, 1.5yd of ramie fabric)

From: Application of persimmon (Diospyros kaki L.) peel extract in indigo dyeing as an eco-friendly alternative reductant

Indigo Extract Ca(OH)2 Redox potential (mV) K/S H V/C
20 g 120 g 200 g − 690 9.89 3.3 PB 3.2/3.7
20 g 180 g 200 g − 690 15.37 4.1 PB 2.5/3.5