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Quantitation SMPR
•
Applicability
–
The method will be able to quantify total
proanthocyanidin content as the sum of all
extractable oligomers (> DP2) and polymers
present in cranberry (
Vaccinium macrocarpon
)
fruit, juice, beverage, dried cranberry fruit,
cranberry sauce, ingredients (concentrates,
extracts, powders, and presscake) or dietary
supplements (Table 3).
Quantitation SMPR
•
Performance Requirements
Parameter
Requirement
Limit of Quantitation (LOQ) (%)
≤ 0.01
Analytical Range (%)
≤ 0.03 – 55
Liquids
Solids
Ranges
0.03 – 15%
> 15% ‐ 55%
0.03 – 15 % > 15% ‐ 55%
Recovery (%)
97 – 103
97 – 103
90 ‐ 107
97 – 103
% RSD
r
< 10
< 5
< 15
< 10
% RSD
R
< 15
< 8
< 20
< 15