| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze 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 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 762.44 | USD | 20251114 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 790.68 | USD | 20251114 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 762.44 | USD | 20251114 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 903.64 | 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 Langcheng Chemical Co., Ltd. | China national standards | MT | 929.05 | USD | 20251114 |