| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 945.37 | USD | 20251119 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 987.7 | USD | 20251119 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 917.15 | USD | 20251119 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1114.69 | USD | 20251119 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 860.71 | USD | 20251119 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1241.68 | USD | 20251119 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1143.16 | USD | 20251118 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 945.58 | USD | 20251118 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1058.48 | USD | 20251118 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 790.34 | USD | 20251118 |