| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 903.64 | USD | 20251115 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 1214.26 | USD | 20251115 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 1228.38 | USD | 20251115 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 931.87 | USD | 20251114 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1087.19 | USD | 20251114 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 931.87 | USD | 20251114 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 953.05 | USD | 20251114 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 931.87 | USD | 20251114 |
| Hualu Holdings Group Co., Ltd. | China national standards | MT | 1186.02 | USD | 20251114 |
| Zibo Dehe Chemical Co., Ltd. | China national standards | MT | 960.11 | USD | 20251114 |