| Vendor | Spec | Unit | Price | Currency | Date | 
| Changzhou Yihan Chemical Co., Ltd. | China national standards | MT | 394.54 | USD | 20251016 | 
| Changzhou Yihan Chemical Co., Ltd. | China national standards | MT | 394.54 | USD | 20251016 | 
| China national standards | MT | 369.18 | USD | 20251016 | |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 373.41 | USD | 20251016 | 
| Shanghai Huayi Holding Group Co., Ltd. | China national standards | MT | 422.73 | USD | 20251016 | 
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 369.18 | USD | 20251016 | 
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 366.36 | USD | 20251016 | 
| China national standards | MT | 366.36 | USD | 20251016 | |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 338.18 | USD | 20251016 | 
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 338.18 | USD | 20251016 |