Figure 1. Comparative chromatogram of standard and sorghum tannin. (A) Epigallocatechin; (B) Catechin; (C) Epicatechin; (D) Epicatechin gallate; (b) Catechin in the sample; (c) Epicatechin in the sample; (d) Epicatechin gallate in the sample. Red, mixed standard; Blue, sorghum tannin extract. The sorghum seed pictures in the figure are Is-2803 (Is28, brown), GanzaoShua (Gzs, white), Dahong Pao (Dhp, red), Niangao Liang (Ngl, cherry red), Heigao Liang (Hgl, black) and Tx430 (yellow) from left to right. The inserted table shows the tannin content of the six sorghum varieties

From

Effects of Sorghum Grain Tannin Addition in Refrigerated Pork Meat against Lipid Oxidation

Lei Zang, Xinping Jin, Xiaopei Liu, Dongdong Wang, Ying Xu, Shanshan Li, Nan Xue, Rongrong Liang, Huawen Zhang, Hailian Wang, Shubing Liu, Yuye Wu

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