| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1144.5 | USD | 20251209 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 1080.92 | USD | 20251209 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1215.15 | USD | 20251209 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1144.5 | USD | 20251209 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 1059.73 | USD | 20251209 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1102.12 | USD | 20251209 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1102.12 | USD | 20251209 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1045.6 | USD | 20251209 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1144.5 | USD | 20251209 |
| Befar Group Co., Ltd. | China national standards | MT | 1144.5 | USD | 20251209 |