| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 931.22 | USD | 20251121 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 921.34 | USD | 20251121 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 903.0 | USD | 20251121 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 924.16 | USD | 20251121 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 903.0 | USD | 20251121 |
| Liaocheng Jinxinda New Material Co., Ltd. | China national standards | MT | 783.07 | USD | 20251121 |
| Shanghai Guoke E-commerce Co., Ltd. | China national standards | MT | 1156.48 | USD | 20251120 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 789.79 | USD | 20251120 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 789.79 | USD | 20251120 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 846.2 | USD | 20251120 |