| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 365.67 | USD | 20251009 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 365.67 | USD | 20251009 |
| China national standards | MT | 365.67 | USD | 20251009 | |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 337.54 | USD | 20251009 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 337.54 | USD | 20251009 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 337.54 | USD | 20251009 |
| 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 |