| Vendor | Spec | Unit | Price | Currency | Date |
| Xinjiang Tianli Petrochemical Co., Ltd. | China national standards | MT | 1270.74 | USD | 20251114 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1200.14 | USD | 20251114 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1101.31 | USD | 20251114 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1129.54 | USD | 20251114 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1101.31 | USD | 20251114 |
| Zibo Zhongsheng Chemical Co., Ltd. | China national standards | MT | 945.99 | USD | 20251114 |
| Zibo Zhongsheng Chemical Co., Ltd. | China national standards | MT | 1270.74 | USD | 20251114 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1101.31 | USD | 20251114 |
| Guanjiuzhou (Shandong) Energy Technology Co., Ltd. | China national standards | MT | 1030.71 | USD | 20251114 |
| Guanjiuzhou (Shandong) Energy Technology Co., Ltd. | China national standards | MT | 960.11 | USD | 20251114 |