| Product nomen | Physicion |
| Synonyma | Rheochrysidin, Emodin-3-methyl ether |
| Puritas | 98% + by HPLC |
| Aspectus | Aliquam luteum pulveris |
| Familiae chemica | Anthraquinones |
| CANONICI SMILES： | CC1C=C(O)C2=C(C=1)C(=O)C1=CC(=CC(O)=C1C2=O)OC |
| Botanical Source： | Reubarbarum palmatum |