| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 933.71 | USD | 20251211 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 990.3 | USD | 20251211 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 990.3 | USD | 20251211 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1259.09 | USD | 20251211 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 976.15 | USD | 20251211 |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 1082.25 | USD | 20251211 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 990.3 | USD | 20251211 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 990.3 | USD | 20251211 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 933.71 | USD | 20251211 |
| China national standards | MT | 1018.59 | USD | 20251211 |