| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 710.72 | USD | 20251209 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 770.07 | USD | 20251209 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 770.07 | USD | 20251209 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 727.68 | USD | 20251209 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 692.35 | USD | 20251209 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 770.07 | USD | 20251209 |
| Anhui Ruibai New Material Co., Ltd. | China national standards | MT | 812.46 | USD | 20251209 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 805.39 | USD | 20251209 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 710.72 | USD | 20251209 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 710.72 | USD | 20251209 |