| Vendor | Spec | Unit | Price | Currency | Date |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 876.34 | USD | 20251206 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 869.27 | USD | 20251205 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1314.51 | USD | 20251205 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 918.74 | USD | 20251205 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 869.27 | 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 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 897.54 | USD | 20251205 |
| Liaocheng Jinxinda New Material Co., Ltd. | China national standards | MT | 855.14 | USD | 20251205 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 869.27 | USD | 20251205 |