Fee For Service on Phenolics

Laboratory Analysis Price List:

Analysis of phenolic compounds (tannins, anthocyanins, flavanols, etc.) and color parameters in food, plants and beverages.

List of analysis offered by Watrelot's lab and price per sample, excluding the ISU external rate (15%):

Analysis (method)Price per sample 
Preparation of juice from berries$15 
Color profile (hue, color intensity, CIE Lab parameters)$37 
Tannin Concentration (wine, cider, beer) (UV/Vis Spectrophotometry)$38 
Tannin Concentration (plant extracts, berries) (UV/Vis Spectrophotometry)$53 
Phenolics, anthocyanins, pigments, tannins concentration (wine, cider, beer) (UV/Vis spectrophotmetry)$100 
Phenolics, anthocyanins, pigments, tannins concentration (plant extracts, berries) (UV/Vis spectrophotmetry)$116 
Tannin activity (wine, cider, beer) (HPLC-DAD)$120 
Tannin activity (plant extracts, berries) (HPLC-DAD)$135 
Condensed tannin structure (wine, cider) (HPLC-DAD)$206 
Condensed tannin structure (plant extracts, berries) (HPLC-DAD)$258 
Monomeric phenolics profile (wine, cider, beer) (HPLC-DAD/FLD)$124 
Monomeric phenolics profile (plant extracts, berries) (HPLC-DAD/FLD)$140 

The samples must be shipped either fresh or frozen. For analysis on berries, a representative sample of 100 berries must be provided. 

For juice, wine analysis, a minimum of 20 mL must be provided for each sample.