| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 846.68 | USD | 20251113 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 762.01 | USD | 20251113 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 790.23 | USD | 20251113 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 846.68 | USD | 20251113 |
| Baozhen Chemical (Shandong) Co., Ltd. | China national standards | MT | 1411.13 | USD | 20251113 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 928.53 | USD | 20251113 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 790.23 | USD | 20251113 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 790.23 | USD | 20251113 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1100.68 | USD | 20251113 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 762.01 | USD | 20251113 |