| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chem | China national standards | MT | 826.4 | USD | 20251128 |
| Shandong Shuojia Chem | China national standards | MT | 826.4 | USD | 20251128 |
| Shandong Shuojia Chem | China national standards | MT | 826.4 | USD | 20251128 |
| Shandong Shuojia Chem | China national standards | MT | 826.4 | USD | 20251128 |
| Shandong Shuojia Chem | China national standards | MT | 826.4 | USD | 20251128 |
| Wuhan Hengjiu Chem | China national standards | MT | 805.21 | USD | 20251128 |
| Shandong Wells Chem | China national standards | MT | 1017.11 | USD | 20251128 |
| Shandong Wells Chem | China national standards | MT | 1031.23 | USD | 20251128 |
| Jinan Aochen Chem | China national standards | MT | 1017.11 | USD | 20251128 |
| Qingdao Shengze Chem | China national standards | MT | 847.59 | USD | 20251128 |