| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 636.2 | USD | 20251204 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 636.2 | USD | 20251204 |
| Shandong Shuojia Chemical Co., Ltd. | 90% | MT | 494.82 | USD | 20251204 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 438.27 | USD | 20251204 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 438.27 | USD | 20251204 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 438.27 | USD | 20251204 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 438.27 | USD | 20251204 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1131.01 | USD | 20251204 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 424.13 | USD | 20251204 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 452.41 | USD | 20251204 |