| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 762.21 | USD | 20251124 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 966.87 | USD | 20251124 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 762.21 | USD | 20251124 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 868.07 | USD | 20251124 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 762.21 | USD | 20251124 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 762.21 | USD | 20251124 |
| Yancheng SUPER Chemical Technology Co., Ltd. | China national standards | MT | 780.56 | USD | 20251124 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 988.04 | USD | 20251124 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 762.21 | USD | 20251124 |
| Liaocheng Jinxinda New Material Co., Ltd. | China national standards | MT | 783.38 | USD | 20251124 |