| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 865.42 | USD | 20250906 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 788.02 | USD | 20250906 |
| Anhui Ruibai New Material Co., Ltd. | China national standards | MT | 802.09 | USD | 20250906 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 689.52 | USD | 20250906 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 788.02 | USD | 20250906 |
| Anhui Ruibai New Material Co., Ltd. | China national standards | MT | 689.52 | USD | 20250906 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 703.59 | USD | 20250906 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 773.95 | USD | 20250906 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 759.88 | USD | 20250906 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 788.02 | USD | 20250906 |