| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chem | China national standards | MT | 240.0 | USD | 20251112 |
| Wuhan Hengjiu Chem | China national standards | MT | 240.0 | USD | 20251112 |
| Wuhan Hengjiu Chem | China national standards | MT | 240.0 | USD | 20251112 |
| Shandong Hanyue Chem | China national standards | MT | 268.11 | USD | 20251111 |
| Shandong Hanyue Chem | China national standards | MT | 268.11 | USD | 20251111 |
| Qingdao Shengze Chem | China national standards | MT | 256.82 | USD | 20251111 |
| Luxi Chem | China national standards | MT | 256.82 | USD | 20251111 |
| Qingdao Shengze Chem | China national standards | MT | 256.82 | USD | 20251111 |
| Shandong Shuojia Chem | China national standards | MT | 261.06 | USD | 20251111 |
| Shandong Shuojia Chem | China national standards | MT | 261.06 | USD | 20251111 |