| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1272.1 | USD | 20251205 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 989.41 | USD | 20251205 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 890.47 | USD | 20251205 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 876.34 | USD | 20251205 |
| Liaocheng Jinxinda New Material Co., Ltd. | China national standards | MT | 855.14 | USD | 20251205 |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 1081.29 | USD | 20251205 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 989.41 | USD | 20251205 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 890.47 | USD | 20251205 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 918.74 | USD | 20251205 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1314.51 | USD | 20251205 |