| Vendor | Spec | Unit | Price | Currency | Date |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 787.31 | USD | 20250919 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 899.79 | USD | 20250919 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 906.82 | USD | 20250919 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 934.93 | USD | 20250919 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 941.96 | USD | 20250919 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 843.55 | USD | 20250919 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 843.55 | USD | 20250919 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 1546.51 | USD | 20250919 |
| Shanghai Ronghe Chemical Co., Ltd. | China national standards | MT | 843.55 | USD | 20250919 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 956.02 | USD | 20250919 |