| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 267.71 | USD | 20251020 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 232.48 | USD | 20251020 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 235.3 | USD | 20251020 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 235.3 | USD | 20251020 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 235.3 | USD | 20251020 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 235.3 | USD | 20251020 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 232.48 | USD | 20251020 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 232.48 | USD | 20251020 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 232.48 | USD | 20251020 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 232.48 | USD | 20251020 |