| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai Guoke E-commerce Co., Ltd. | China national standards | MT | 1160.06 | USD | 20251211 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 923.8 | USD | 20251211 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 930.88 | USD | 20251211 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 923.8 | USD | 20251211 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 930.88 | USD | 20251211 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 905.41 | USD | 20251211 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 905.41 | USD | 20251211 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 905.41 | USD | 20251211 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 877.12 | USD | 20251211 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 792.24 | USD | 20251211 |