| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 904.61 | USD | 20251205 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 975.28 | USD | 20251205 |
| Jinan Xinbo Chemical Co., Ltd. | China national standards | MT | 1130.76 | USD | 20251205 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1201.43 | USD | 20251205 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1130.76 | USD | 20251205 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 932.88 | USD | 20251205 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1102.49 | USD | 20251205 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 932.88 | USD | 20251205 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 890.47 | USD | 20251205 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 932.88 | USD | 20251205 |