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You searched for: All Creators Duncan, Ira Jeriah, 1906- Subject Topical Coumarins.

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1. Determination of coumarin in vanilla extract by a modification of the steam-distillation method.

Creator Personal:: Dustman, Robert B. (Robert Barclay), 1892-, Duncan, Ira Jeriah, 1906-
Title:: Determination of coumarin in vanilla extract by a modification of the steam-distillation method.
Call Number:: P16908
Date:: 1937
Description:: Journal article reprint from: Industrial and Engineering Chemistry (Analytical ed.), v.9 (1937:Sept.15).
Subject Topical:: Coumarins., Vanilla.
All:: Coumarins., Vanilla.

2. Determination of coumarin in sweet clover : a comparison of the steam-distillation and alcoholic-extraction methods.

Creator Personal:: Dustman, Robert B. (Robert Barclay), 1892-, Duncan, Ira Jeriah, 1906-
Title:: Determination of coumarin in sweet clover : a comparison of the steam-distillation and alcoholic-extraction methods.
Call Number:: P18699
Date:: 1937
Description:: Journal article reprint from: Industrial and Engineering Chemistry, v.9 (1937:Oct.15).
Subject Topical:: Coumarins., Sweet clover.
All:: Coumarins., Sweet clover.

3. Quantitative determination of coumarin in plant material.

Creator Personal:: Dustman, Robert B. (Robert Barclay), 1892-, Duncan, Ira Jeriah, 1906-
Title:: Quantitative determination of coumarin in plant material.
Call Number:: P18887
Date:: 1934
Description:: Journal article reprint from: Industrial and Engineering Chemistry (Analytical ed.), v.6 (1934:May 15).
Subject Topical:: Coumarins.
All:: Coumarins.