| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 337.54 | USD | 20251009 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 365.67 | USD | 20251009 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 365.91 | USD | 20251008 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 365.91 | USD | 20251008 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 337.77 | USD | 20251008 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 337.77 | USD | 20251008 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 365.91 | USD | 20250930 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 337.77 | USD | 20250930 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 337.77 | USD | 20250930 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 337.77 | USD | 20250930 |