| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 268.56 | USD | 20251207 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 265.73 | USD | 20251207 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 310.96 | USD | 20251207 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 325.09 | USD | 20251207 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 303.89 | USD | 20251207 |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 303.89 | USD | 20251207 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 268.56 | USD | 20251207 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 233.22 | USD | 20251207 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 233.22 | USD | 20251207 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 233.22 | USD | 20251207 |