| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 855.08 | USD | 20251203 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 699.61 | USD | 20251203 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 855.08 | USD | 20251203 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 989.34 | USD | 20251203 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 805.61 | USD | 20251203 |
| Tangshan Hua Yi Industrial Co., Ltd. | China national standards | MT | 890.41 | USD | 20251203 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 699.61 | USD | 20251203 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 714.45 | USD | 20251203 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 749.07 | USD | 20251203 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 763.21 | USD | 20251203 |