| Vendor | Spec | Unit | Price | Currency | Date |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1032.05 | USD | 20251204 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 438.27 | USD | 20251204 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 409.99 | USD | 20251204 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 409.99 | USD | 20251204 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 452.41 | USD | 20251204 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 353.44 | USD | 20251204 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 325.17 | USD | 20251204 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 445.34 | USD | 20251204 |
| Shanghai Guoke E-commerce Co., Ltd. | China national standards | MT | 586.71 | USD | 20251204 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 424.13 | USD | 20251204 |