| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1130.12 | USD | 20251129 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1130.12 | USD | 20251129 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 911.16 | USD | 20251129 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 911.16 | USD | 20251129 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 904.1 | USD | 20251128 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 889.97 | USD | 20251128 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 974.73 | USD | 20251128 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1681.05 | USD | 20251128 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 974.73 | USD | 20251128 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 932.35 | USD | 20251128 |