| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1209.57 | USD | 20251211 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1216.65 | USD | 20251211 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1117.62 | USD | 20251211 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1216.65 | USD | 20251211 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1117.62 | USD | 20251211 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1259.09 | USD | 20251211 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1117.62 | USD | 20251211 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1230.8 | USD | 20251211 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1259.09 | USD | 20251211 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1216.65 | USD | 20251211 |