| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 775.15 | USD | 20251022 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 775.15 | USD | 20251022 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 775.15 | USD | 20251022 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 937.23 | USD | 20251022 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 937.23 | USD | 20251022 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 937.23 | USD | 20251022 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 937.23 | USD | 20251022 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 937.23 | USD | 20251022 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 937.23 | USD | 20251022 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1071.12 | USD | 20251022 |