| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 875.4 | USD | 20251114 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 762.44 | USD | 20251114 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 762.44 | USD | 20251114 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 762.44 | USD | 20251114 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 762.44 | USD | 20251114 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 762.44 | USD | 20251114 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 762.44 | USD | 20251114 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 790.68 | USD | 20251114 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 762.44 | USD | 20251114 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 762.44 | USD | 20251114 |