1 scope this standard applies to essential oils extracted from the fresh whole fruit of lemon [citruslimon (l.) burm.F.) by cold grinding at room temperature with, and then refined to obtain the food additive lemon oil.

2. Technical requirements
2.1 sensory requirements
Color:green yellow or yellow
State:liquid, turbid at low temperature
Aroma:characteristics of fresh lemon peel aroma and aroma

2.2 physical and chemical indicators
Relative density :0.847~0.858
Refractive index :1.4730~1.4770
Optical rotation :+57~+78
Residue after evaporation /% 4.0
Acid value(in koh) /(mg/g) 3.0
Aldehyde content (in citral)/%3.0~5.5
Heavy metals (pb)/(mg/kg) 10
Arsenic (as) /(mg/kg) 3.0

Uses: it can be used as food additives to blend flavor and fragrance for foods; can be used as aromatics to remove the foreign odors from the cars, high-grade clothing, and rooms; can be used as massage oil to refresh the mind, improve one's looks, to wash the body and face, to absorb the stain.