| Vendor | Spec | Unit | Price | Currency | Date |
| Kellin Chemicals (Zhangjiagang) Co., Ltd. | China national standards | MT | 762.83 | USD | 20251129 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 791.08 | USD | 20251129 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 875.84 | USD | 20251129 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 988.85 | USD | 20251129 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 929.52 | USD | 20251129 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 918.22 | USD | 20251129 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 762.83 | USD | 20251129 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 776.96 | USD | 20251129 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 904.1 | USD | 20251129 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 762.83 | USD | 20251129 |