| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 919.56 | USD | 20251211 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 933.71 | USD | 20251211 |
| Beijing Wentong Tianxia Cultural Technology Co., Ltd. | China national standards | MT | 1089.32 | USD | 20251211 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1103.47 | USD | 20251211 |
| Shandong Longhui Chemical Co., Ltd. | China national standards | MT | 1032.74 | USD | 20251211 |
| Liaocheng Jinxinda New Material Co., Ltd. | China national standards | MT | 877.12 | USD | 20251211 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 988.88 | USD | 20251211 |
| Xiangyang Youdeshi Chemical Co., Ltd. | China national standards | MT | 990.3 | USD | 20251211 |
| Hunan Lixin Shengshi New Material Technology Co., Ltd. | China national standards | MT | 1025.66 | USD | 20251211 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 778.09 | USD | 20251211 |