| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1003.48 | USD | 20251203 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 975.21 | USD | 20251203 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 808.43 | USD | 20251203 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 808.43 | USD | 20251203 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 989.34 | USD | 20251203 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 808.43 | USD | 20251203 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1356.81 | USD | 20251203 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 1045.88 | USD | 20251203 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 808.43 | USD | 20251203 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 918.68 | USD | 20251203 |