| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 931.22 | USD | 20251122 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 931.22 | USD | 20251122 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 931.22 | USD | 20251122 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 931.22 | USD | 20251122 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 1227.51 | USD | 20251122 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 931.22 | USD | 20251122 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 959.44 | USD | 20251122 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 888.89 | USD | 20251122 |
| Hualu Holdings Group Co., Ltd. | China national standards | MT | 1185.19 | USD | 20251122 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 931.22 | USD | 20251122 |