| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 918.69 | USD | 20251210 |
| Jining Zhongyin ELECTRO-CHEMICAL Co., Ltd. | China national standards | MT | 763.22 | USD | 20251210 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 989.36 | USD | 20251210 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 808.45 | USD | 20251210 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 904.56 | USD | 20251210 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 1045.89 | USD | 20251210 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 808.45 | USD | 20251210 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 897.49 | USD | 20251210 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1074.16 | USD | 20251210 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 808.45 | USD | 20251210 |