| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 437.56 | USD | 20251124 |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 324.64 | USD | 20251124 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.45 | USD | 20251124 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 458.74 | USD | 20251124 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 423.45 | USD | 20251124 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.45 | USD | 20251124 |
| Wuhan Hengjiu Chemical Co., Ltd. | 90% | MT | 437.56 | USD | 20251124 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.45 | USD | 20251124 |
| Liaocheng Jinxinda New Material Co., Ltd. | 90% | MT | 395.22 | USD | 20251124 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 338.76 | USD | 20251124 |