| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 778.09 | USD | 20251211 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 870.04 | USD | 20251211 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 792.24 | USD | 20251211 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 831.85 | USD | 20251211 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 969.07 | USD | 20251211 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 763.94 | USD | 20251211 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 763.94 | USD | 20251211 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 763.94 | USD | 20251211 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 763.94 | USD | 20251211 |
| Yancheng SUPER Chemical Technology Co., Ltd. | China national standards | MT | 758.28 | USD | 20251211 |