| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 951.39 | USD | 20251017 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 930.25 | USD | 20251017 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 930.25 | USD | 20251017 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 930.25 | USD | 20251017 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 930.25 | USD | 20251017 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 775.2 | USD | 20251017 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 775.2 | USD | 20251017 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 775.2 | USD | 20251017 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 775.2 | USD | 20251017 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1057.1 | USD | 20251017 |