| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 351.84 | USD | 20250930 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 351.84 | USD | 20250930 |
| Jiangsu Meilan Chemical Co., Ltd. | China national standards | MT | 351.84 | USD | 20250930 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 351.84 | USD | 20250930 |
| Jiangsu Lee & Man Chemical Limited | China national standards | MT | 351.84 | USD | 20250930 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 244.88 | USD | 20250930 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 253.32 | USD | 20250930 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 256.14 | USD | 20250930 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 256.14 | USD | 20250930 |
| Qingdao Ruishuang Chemical Co., Ltd. | China national standards | MT | 422.21 | USD | 20250930 |