| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 747.22 | USD | 20251021 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 789.51 | USD | 20251021 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 747.22 | USD | 20251021 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 704.92 | USD | 20251021 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 768.36 | USD | 20251021 |
| Jinan Pulaihua Chemical Co., Ltd. | China national standards | MT | 916.4 | USD | 20251021 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 690.82 | USD | 20251021 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 810.17 | USD | 20251020 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 728.45 | USD | 20251020 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 810.17 | USD | 20251020 |