| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1125.08 | USD | 20250922 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1040.7 | USD | 20250922 |
| China national standards | MT | 970.38 | USD | 20250922 | |
| China national standards | MT | 942.26 | USD | 20250922 | |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1125.08 | USD | 20250922 |
| Zibo Dehe Chemical Co., Ltd. | China national standards | MT | 1012.57 | USD | 20250922 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1125.08 | USD | 20250922 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1195.4 | USD | 20250922 |
| China national standards | MT | 970.38 | USD | 20250922 | |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1096.95 | USD | 20250922 |