| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1172.05 | USD | 20251117 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1094.39 | USD | 20251117 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 960.23 | USD | 20251117 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1179.11 | USD | 20251117 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 988.48 | USD | 20251117 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1214.41 | USD | 20251117 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 988.48 | USD | 20251117 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1214.41 | USD | 20251117 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 988.48 | USD | 20251117 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1143.81 | USD | 20251117 |