| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 233.22 | USD | 20251206 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 233.22 | USD | 20251206 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 240.29 | USD | 20251206 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 318.03 | USD | 20251206 |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 303.89 | USD | 20251206 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 303.89 | USD | 20251206 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 395.77 | USD | 20251206 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 395.77 | USD | 20251206 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 452.3 | USD | 20251206 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 452.3 | USD | 20251206 |