| Vendor | Spec | Unit | Price | Currency | Date |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 458.21 | USD | 20251024 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 437.06 | USD | 20251024 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1127.9 | USD | 20251024 |
| Jiangxi Xinmao Chemical Co., Ltd. | 90% | MT | 549.85 | USD | 20251024 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 451.16 | USD | 20251024 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 458.21 | USD | 20251024 |
| Jinan Jinrihe Chemical Co., Ltd. | 90% | MT | 352.47 | USD | 20251024 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 437.06 | USD | 20251024 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 338.37 | USD | 20251024 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 422.96 | USD | 20251024 |