| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 877.12 | USD | 20251211 |
| China national standards | MT | 960.59 | USD | 20251211 | |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1103.47 | USD | 20251211 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 905.41 | USD | 20251211 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 905.41 | USD | 20251211 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 905.41 | USD | 20251211 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 905.41 | USD | 20251211 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1177.04 | USD | 20251211 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1358.12 | USD | 20251211 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1103.47 | USD | 20251211 |