| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 807.05 | USD | 20251123 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 917.11 | USD | 20251123 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 987.65 | USD | 20251123 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 807.05 | USD | 20251123 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 917.11 | USD | 20251123 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1015.87 | USD | 20251123 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1283.95 | USD | 20251123 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 807.05 | USD | 20251123 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 917.11 | USD | 20251122 |
| Jining Zhongyin ELECTRO-CHEMICAL Co., Ltd. | China national standards | MT | 917.11 | USD | 20251122 |