| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 735.65 | USD | 20251211 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 735.65 | USD | 20251211 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 735.65 | USD | 20251211 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 735.65 | USD | 20251211 |
| Liaocheng Jinxinda New Material Co., Ltd. | China national standards | MT | 657.84 | USD | 20251211 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 707.35 | USD | 20251211 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 693.21 | USD | 20251211 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 704.52 | USD | 20251211 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 704.52 | USD | 20251211 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 749.79 | USD | 20251211 |