| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 365.95 | USD | 20251010 |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 394.1 | USD | 20251010 |
| China national standards | MT | 422.25 | USD | 20251010 | |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 394.1 | USD | 20251010 |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 422.25 | USD | 20251010 |
| China national standards | MT | 422.25 | USD | 20251010 | |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 323.48 | USD | 20251009 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 323.48 | USD | 20251009 |
| China national standards | MT | 407.86 | USD | 20251009 | |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 400.83 | USD | 20251009 |