| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 703.75 | USD | 20251010 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 802.27 | USD | 20251010 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 851.54 | USD | 20251010 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 851.54 | USD | 20251010 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 985.25 | USD | 20251010 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 717.28 | USD | 20251009 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 801.67 | USD | 20251009 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 801.67 | USD | 20251009 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 850.89 | USD | 20251009 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 801.67 | USD | 20251009 |