| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1145.91 | USD | 20251211 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1145.91 | USD | 20251211 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1216.65 | USD | 20251211 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1273.24 | USD | 20251211 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1216.65 | USD | 20251211 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 1046.88 | USD | 20251211 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1103.47 | USD | 20251211 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1103.47 | USD | 20251211 |
| Hangjin Technology Co., Ltd. | China national standards | MT | 1089.32 | USD | 20251211 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1117.62 | USD | 20251211 |