| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 698.12 | USD | 20251120 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 698.12 | USD | 20251120 |
| Shandong Zhongke Taihua New Material Co., Ltd. | China national standards | MT | 944.93 | USD | 20251120 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 726.32 | USD | 20251120 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 733.38 | USD | 20251120 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 726.32 | USD | 20251120 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 705.17 | USD | 20251120 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 803.89 | USD | 20251120 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 853.25 | USD | 20251120 |
| Changzhou Guoshun Chemical Co., Ltd. | China national standards | MT | 1692.41 | USD | 20251120 |