Advances in Materials Science and Engineering / 2017 / Article / Tab 3

Research Article

Extraction and Optimization of Natural Dye from Hambo Hambo (Cassia singueana) Plant Used for Coloration of Tanned Leather Materials

Table 3

Color strength value, reflectance (%), and CIE values of selected dyed leather samples.

Method Reflectance (%) at 400 nm at 400 nmCIE system

SM with copper sulphate4.0311.4233.7715.5716.96
Dyed without mordant4.0711.3039.0928.4023.75
PRM with aloe vera6.787.2850.8726.1229.75
PRM with mango bark6.466.7750.5018.0126.63

PRM = premordanted; SM = simultaneously mordanted.

Article of the Year Award: Outstanding research contributions of 2020, as selected by our Chief Editors. Read the winning articles.