| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 796.56 | USD | 20251021 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 986.89 | USD | 20251021 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 796.56 | USD | 20251021 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1353.45 | USD | 20251021 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 888.2 | USD | 20251021 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 874.1 | USD | 20251021 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 902.3 | USD | 20251021 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 930.49 | USD | 20251021 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 927.68 | USD | 20251021 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 930.49 | USD | 20251021 |