Q/-6.51, product performance: 
 Colorless or slightly yellow liquid, according to the characteristics of the wine and flavor, use of biological engineering technology, with more than 30 kinds of wine alcohol flavored with spices and a variety of deployment from the system center hook to add the product to better address wine aroma and flavor are not prominent, incongruous taste and other shortcomings. 
 2, Technical Requirements: 
 (1) Color: light yellow transparent liquid; 
 (2) fragrance: a thick, paste-type complex aroma; 
 (3) Refractive Index (20 ℃) ??:1.3660-1 .3760; 
 (4) Relative density (25/25 ℃) :0.9030-0 .9190; 
 (5) Total acid (as acetic acid g / L) :35.0-80 .0; 
 (6) Total ester (ethyl acetate meter g / L): ≥ 120; 
 (7) Heavy metals (Pb mg / L): ≤ 10; 
 (8), arsenic (As mg / L): ≤ 3; 
 (9) Solubility (25 ℃): 1g 3 times the sample completely dissolved in 50% ethanol. 
 3, use: 
 Bartender in the hook, after shaking the product use (a little long home are normal precipitation), slowly add was bartending in, stir for 20-30 minutes, and then put it aside for bottling filtration.