| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 970.38 | USD | 20250922 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1068.83 | USD | 20250922 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1068.83 | USD | 20250922 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 843.81 | USD | 20250922 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1096.95 | USD | 20250922 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 970.38 | USD | 20250922 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 970.38 | USD | 20250922 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 970.38 | USD | 20250922 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 970.38 | USD | 20250922 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 928.19 | USD | 20250922 |