| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1270.72 | USD | 20251125 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1030.69 | USD | 20251125 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1178.95 | USD | 20251125 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1200.12 | USD | 20251125 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1214.24 | USD | 20251125 |
| Befar Group Co., Ltd. | China national standards | MT | 889.5 | USD | 20251125 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1129.53 | USD | 20251125 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 1200.12 | USD | 20251125 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 988.34 | USD | 20251125 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1214.24 | USD | 20251125 |