| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 929.64 | USD | 20251015 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 985.98 | USD | 20251015 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1295.87 | USD | 20251015 |
| Qingdao Chengxin Hongfeng Chemical Co., Ltd. | China national standards | MT | 943.73 | USD | 20251015 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1084.58 | USD | 20251015 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 957.81 | USD | 20251015 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1302.91 | USD | 20251015 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1070.5 | USD | 20251015 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1225.44 | USD | 20251015 |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 915.56 | USD | 20251015 |