| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langcheng Chemical Co., Ltd. | 90% | MT | 452.21 | USD | 20251208 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 406.99 | USD | 20251208 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 402.75 | USD | 20251208 |
| Jiangxi Xinmao Chemical Co., Ltd. | 90% | MT | 551.13 | USD | 20251208 |
| Shanghai Guoke E-commerce Co., Ltd. | China national standards | MT | 586.46 | USD | 20251208 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1130.52 | USD | 20251208 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 423.94 | USD | 20251208 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 353.29 | USD | 20251208 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 452.21 | USD | 20251208 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 325.02 | USD | 20251208 |