| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiancheng New Materials Co., Ltd. | China national standards | MT | 395.01 | USD | 20251104 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1043.94 | USD | 20251104 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.22 | USD | 20251104 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 987.51 | USD | 20251104 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 987.51 | USD | 20251104 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 338.58 | USD | 20251104 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 338.58 | USD | 20251104 |
| Jinan Jinrihe Chemical Co., Ltd. | 90% | MT | 409.11 | USD | 20251104 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 409.11 | USD | 20251104 |
| Jinan Jinrihe Chemical Co., Ltd. | 90% | MT | 423.22 | USD | 20251104 |