| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 784.51 | USD | 20250809 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 784.51 | USD | 20250809 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 756.49 | USD | 20250809 |
| Anhui Ruibai New Material Co., Ltd. | China national standards | MT | 812.53 | USD | 20250809 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 742.48 | USD | 20250809 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 861.56 | USD | 20250809 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 847.55 | USD | 20250809 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 784.51 | USD | 20250809 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 700.46 | USD | 20250809 |
| Anhui Ruibai New Material Co., Ltd. | China national standards | MT | 686.45 | USD | 20250808 |