| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1299.14 | USD | 20251117 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1200.29 | USD | 20251117 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1200.29 | USD | 20251117 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 917.76 | USD | 20251116 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 1242.5 | USD | 20251116 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 1143.66 | USD | 20251116 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 988.35 | USD | 20251116 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 917.76 | USD | 20251116 |
| Shandong Qiancheng New Materials Co., Ltd. | China national standards | MT | 1023.65 | USD | 20251116 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 1016.59 | USD | 20251116 |