| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1141.36 | USD | 20251016 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1141.36 | USD | 20251016 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1141.36 | USD | 20251016 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1141.36 | USD | 20251016 |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 1179.4 | USD | 20251016 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1204.77 | USD | 20251016 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1204.77 | USD | 20251016 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1171.91 | USD | 20251015 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1197.27 | USD | 20251015 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1126.84 | USD | 20251015 |