Table 1. Physicochemical properties of essential oil from Citrus hystrix peel

No. Items Value
1 State Liquid
2 Colour Pale yellow colour
3 Odour Has a characteristic smell
4 Freezing point <−40°C
5 Absolute density 0.8478±0.018 g/mL
6 Specific gravity 0.8533±0.0058
7 Refractive index (RI) 1.4699±0.0002
8 Acid value (AV) 0.561±0 mg KOH/g
9 Ester value (EV) 10.66±1.405 mg KOH/g
10 Saponification value (SV) 11.22±1.405 mg KOH/g