| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 338.6 | USD | 20251027 |
| Jinan Jinrihe Chemical Co., Ltd. | 90% | MT | 352.7 | USD | 20251027 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 634.87 | USD | 20251027 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 352.7 | USD | 20251027 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 366.81 | USD | 20251027 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 423.24 | USD | 20251027 |
| Shandong Qiancheng New Materials Co., Ltd. | China national standards | MT | 395.03 | USD | 20251027 |
| Shandong Qiancheng New Materials Co., Ltd. | China national standards | MT | 1044.0 | USD | 20251027 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 402.08 | USD | 20251027 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 437.35 | USD | 20251027 |