| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 970.08 | USD | 20250919 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 970.08 | USD | 20250919 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 970.08 | USD | 20250919 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 970.08 | USD | 20250919 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1251.27 | USD | 20250919 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1068.5 | USD | 20250919 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1068.5 | USD | 20250919 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 843.55 | USD | 20250919 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 843.55 | USD | 20250919 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1012.26 | USD | 20250919 |