| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Leavit Chem | China national standards | MT | 162.44 | USD | 20251202 |
| Hubei Shuanghuan Tech | China national standards | MT | 233.07 | USD | 20251202 |
| Henan Huiyihai | China national standards | MT | 176.57 | USD | 20251202 |
| Henan Sendi EnvTech | China national standards | MT | 201.99 | USD | 20251202 |
| Shanghai SKY Chem | China national standards | MT | 261.32 | USD | 20251202 |
| Shandong Haihua | China national standards | MT | 190.69 | USD | 20251202 |
| Hubei Shuanghuan Tech | China national standards | MT | 211.88 | USD | 20251202 |
| GuangZhan Chem | China national standards | MT | 186.46 | USD | 20251202 |
| Hubei 789 Chem | China national standards | MT | 254.26 | USD | 20251202 |
| Tongdai Haijing Soda | China national standards | MT | 169.51 | USD | 20251202 |