| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 176.68 | USD | 20251205 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 155.48 | USD | 20251205 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 159.72 | USD | 20251205 |
| Changzhou Yihan Chemical Co., Ltd. | China national standards | MT | 204.95 | USD | 20251205 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 183.75 | USD | 20251205 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 206.36 | USD | 20251205 |
| Hubei Shuanghuan Science and Technology Stock Co., Ltd. | China national standards | MT | 212.02 | USD | 20251205 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 155.48 | USD | 20251205 |
| Hubei Shuanghuan Science and Technology Stock Co., Ltd. | China national standards | MT | 233.22 | USD | 20251205 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 206.36 | USD | 20251205 |