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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