| Vendor | Spec | Unit | Price | Currency | Date |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 845.45 | USD | 20251016 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 803.18 | USD | 20251016 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 845.45 | USD | 20251016 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 789.09 | USD | 20251016 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 767.95 | USD | 20251016 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 845.45 | USD | 20251016 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 789.09 | USD | 20251016 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 767.95 | USD | 20251016 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 775.0 | USD | 20251016 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 845.45 | USD | 20251016 |