| Procyanidin | Series B | Series A | [M + H]+ | [M + Na]+ | [M + H]+ | [M + Na]+ |
| Dimer A-type | | | 577 | | Dimer B-type | | 601 | | | Dimer, 1G | | 753 | | | Trimer | 867 | | | 863, 865 | Trimer | | 889 | | 887 | Dimer, 2G | | 905 | | 903 | Trimer, 1G | | 1041 | | 1039 | Tetramer | | 1177 | | 1175 | Trimer, 2G | | 1193 | | 1191 | Tetramer, 1G | 1305 | 1329 | 1303 | 1327 | Trimer, 3G | | 1345 | | 1343 | Pentamer | | 1465 | | 1463 | Tetramer, 2G | | 1481 | | 1629, 1631 | Pentamer, 1G | | 1617 | | 1613, 1615 | Tetramer, 3G | | 1633 | | 1629, 1631 | Hexamer | | 1753 | | 1751 | Pentamer, 2G | | 1769 | | 1765, 1767 | Tetramer, 4G | | 1785 | | 1781, 1783 | Hexamer, 1G | | 1905 | | 1903 | Pentamer, 3G | | 1921 | | 1917, 1919 | Heptamer | | 2041 | | | Hexamer, 2G | | 2057 | | 2053, 2055 | Pentamer, 4G | | 2073 | | 2069, 2071 | Heptamer, 1G | | 2193 | | 2189, 2191 | Hexamer, 3G | | 2209 | | 2205, 2207 | Pentamer, 5G | | 2225 | | 2221, 2223 | Heptamer, 2G | | 2345 | | 2341, 2343 | Hexamer, 4G | | 2361 | | 2357, 2359 | Heptamer, 3G | | 2497 | | 2495 | Hexamer, 5G | | 2513 | | 2511 | Octamer, 2G | | 2633 | | 2631 | Heptamer, 4G | | 2649 | | 2647 | Hexamer, 6G | | 2665 | | 2663 | Octamer, 3G | | 2785 | | 2783 | Heptamer 5G | | 2802 | | | Nonamer, 2G | | 2922 | | 2919 | Octamer, 4G | | 2937 | | 2935 | Heptamer, 6G | | 2953 | | 2951 | Nonamer, 3G | | 3073 | | 3071 | Octamer, 5G | | 3089 | | 3087 | Decamer, 2G | | 3209 | | 3207 | Nonamer, 4G | | 3225 | | 3223 | Octamer, 6G | | 3241 | | | Decamer, 3G | | 3361 | | | Nonamer, 5G | | 3377 | | 3376 | Undecamer, 2G | | 3496 | | |
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