Molecular weight: 144.21 

 Executive Standard: Q/-6.3-2005 

 Aroma: Similar to the fruits of pineapple wine 

 Appearance: colorless transparent liquid, color not more than 5 standard color color liquid 

 The relative density of 25 ℃ / 25 ℃ :0.867-0 .871 

 Solubility (25 ℃): 1ml sample clearly soluble 2ml70% ethanol 

 Acid (/ g): ≤ 1.0 

 Refractive index of 20 ℃ :1.406-1 .409 

 Content%: ≥ 98.0 

 Heavy metal (Pb)%: ≤ 0.001 

 Arsenic (As)%: ≤ 0.0003 

 Scope: spices