| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1130.04 | USD | 20251202 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 339.01 | USD | 20251202 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 635.65 | USD | 20251202 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 480.27 | USD | 20251202 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 452.02 | USD | 20251202 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 437.89 | USD | 20251202 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 452.02 | USD | 20251202 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 452.02 | USD | 20251202 |
| Jinan Jinrihe Chemical Co., Ltd. | 90% | MT | 508.52 | USD | 20251202 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 437.89 | USD | 20251202 |