| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chem | China national standards | MT | 190.26 | USD | 20251022 |
| Henan Baiquan | China national standards | MT | 176.17 | USD | 20251022 |
| Henan Huiyihai | China national standards | MT | 176.23 | USD | 20251021 |
| Shandong Haihua | China national standards | MT | 253.77 | USD | 20251021 |
| Wuhan Hengjiu Chem | China national standards | MT | 183.28 | USD | 20251021 |
| Wuhan Hengjiu Chem | China national standards | MT | 232.62 | USD | 20251021 |
| Wuhan Hengjiu Chem | China national standards | MT | 205.84 | USD | 20251021 |
| Henan Shunzhibang | China national standards | MT | 253.77 | USD | 20251021 |
| Henan Shunzhibang | China national standards | MT | 267.87 | USD | 20251021 |
| Henan Shunzhibang | China national standards | MT | 239.67 | USD | 20251021 |