Composition #1: Hultin, E., Torssell, K. Alkaloid-screening of swedish plants. Phytochemistry, 1965, vol. 4, no. 3, p. 425–433. .
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Plant part:
Live plants (as part-nature) (A0BA0)
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Extraction/Preparation method:
Solvent extraction (A0BZR)
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Additional extraction description:
methanol
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Substance:
Alkaloids (RF-00004360-PAR)
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Analytical method code:
Phytochemical screening (F604A)
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Yes/No Qualitative:
Positive/Present (POS)
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Result type:
Qualitative Value (Binary) (BIN)
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Internal remarks:
Alkaloids
Composition #2: Guil-Guerrero, JL. Nutritional composition of Plantago species (P-major L., P-lanceolata, L., and P-media L.) . ecology of food and nutrition, 2001, vol. 40, no. 5, p. 481–495. .
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Plant part:
Leaves (as part-nature) (A0EKT)
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Extraction/Preparation method:
Solvent extraction (A0BZR)
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Additional extraction description:
acidified water
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Substance:
oxalic acid (RF-00000356-NTR)
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Analytical method code:
Colorimetry, Spectroscopy (Spectrometry) and Photometry (F008A)
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Result unit:
Milligram/100 gram (G057A)
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Result expression:
Whole weight (B001A)
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Result type:
Numerical Value (VAL)
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Value (concentration, content):
33.5
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Internal remarks:
Oxalic acid in leaves
