| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 747.74 | USD | 20251101 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 634.88 | USD | 20251101 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 719.53 | USD | 20251101 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 747.74 | USD | 20251101 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 747.74 | USD | 20251101 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 790.07 | USD | 20251101 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 811.23 | USD | 20251101 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 775.96 | USD | 20251101 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 811.23 | USD | 20251101 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 729.4 | USD | 20251101 |