| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 409.28 | USD | 20251110 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 635.09 | USD | 20251110 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 423.51 | USD | 20251109 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.51 | USD | 20251109 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 338.81 | USD | 20251109 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.51 | USD | 20251109 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1044.67 | USD | 20251109 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.51 | USD | 20251109 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 423.51 | USD | 20251109 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1129.37 | USD | 20251109 |