| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 436.82 | USD | 20251016 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1042.72 | USD | 20251016 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 436.82 | USD | 20251016 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 591.82 | USD | 20251016 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 436.82 | USD | 20251016 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1127.27 | USD | 20251016 |
| Shandong Yuxuan Chemical Products Co., Ltd. | 90% | MT | 563.63 | USD | 20251016 |
| Shandong Jiachang Chemical Co., Ltd. | China national standards | MT | 422.73 | USD | 20251016 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1127.27 | USD | 20251016 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 422.73 | USD | 20251016 |