| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1356.05 | USD | 20251202 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1228.92 | USD | 20251202 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 988.78 | USD | 20251202 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 904.03 | USD | 20251202 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 807.98 | USD | 20251202 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 904.03 | USD | 20251202 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1175.24 | USD | 20251202 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 1052.35 | USD | 20251202 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1073.54 | USD | 20251202 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 1045.29 | USD | 20251202 |