| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 762.54 | USD | 20251117 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 868.45 | USD | 20251117 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 917.87 | USD | 20251117 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 762.54 | USD | 20251117 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 988.48 | USD | 20251117 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 797.84 | USD | 20251117 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 762.54 | USD | 20251117 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 762.54 | USD | 20251117 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 762.54 | USD | 20251117 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 797.84 | USD | 20251117 |