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OMA 2014.10 C: Collaborative Study Manuscript Expert Review Panel Use Only September, 2017

2013 Dietary Starch in Animal Feeds Collab Study Protocol 072513

Table 8. Effect of ascorbic acid additions on absorbance of glucose samples carried through a starch analysis. Values are least squares means. Sample

solution: GOPODk reagent, mL:mL

--------------------0.1:3.0------------------

% of 0 µ mole ascorbic acid absorbance

Ascorbic acid, µ moles

Absorbance, 505 nm a

0 1

1.080 1.084 1.079 1.080 1.072 1.047 1.036 0.982

100.0 100.4 99.9 100.0 99.3 97.0 96.0

2.5

5

10 20 30 50

91.0 a Standard error of the difference for least squares means = 0.0049 b Standard error of the difference for least squares means = 0.0017

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