| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 959.69 | USD | 20251028 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 987.92 | USD | 20251028 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 1058.48 | USD | 20251028 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 987.92 | USD | 20251028 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1241.96 | USD | 20251028 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1171.39 | USD | 20251028 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1129.05 | USD | 20251028 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1129.05 | USD | 20251028 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1121.99 | USD | 20251028 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1188.33 | USD | 20251028 |