| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 875.13 | USD | 20251124 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 875.13 | USD | 20251124 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1157.42 | USD | 20251124 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 973.93 | USD | 20251124 |
| Sinopec Shanghai Gaoqiao Petrochemical Company | China national standards | MT | 995.1 | USD | 20251124 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 931.58 | USD | 20251124 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 973.93 | USD | 20251124 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 875.13 | USD | 20251124 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 875.13 | USD | 20251124 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 973.93 | USD | 20251124 |