| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 929.49 | USD | 20251013 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 922.44 | USD | 20251013 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 943.57 | USD | 20251013 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 929.49 | USD | 20251013 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 844.99 | USD | 20251013 |
| Baozhen Chemical (Shandong) Co., Ltd. | China national standards | MT | 1408.31 | USD | 20251013 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 873.15 | USD | 20251013 |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 844.5 | USD | 20251012 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1097.85 | USD | 20251012 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 760.05 | USD | 20251012 |