| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1225.44 | USD | 20251015 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 985.98 | USD | 20251015 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 1239.52 | USD | 20251015 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 929.64 | USD | 20251015 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1295.87 | USD | 20251015 |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 915.56 | USD | 20251015 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1197.27 | USD | 20251015 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 1014.16 | USD | 20251015 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1295.87 | USD | 20251015 |
| Jinan Pulaihua Chemical Co., Ltd. | China national standards | MT | 985.98 | USD | 20251015 |