| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| ZJ Hongbo Tech | China national standards | MT | USD | 20251230 | |
| Jieyang Chunda | China national standards | MT | USD | 20251230 | |
| Fujian Chunda | China national standards | MT | USD | 20251230 | |
| Shandong Hongxin Chem | China national standards | MT | USD | 20251230 | |
| Shandong QILU | China national standards | MT | USD | 20251230 | |
| Shijiaz Bailong Chem | China national standards | MT | USD | 20251230 | |
| Hebei Taiji | China national standards | MT | USD | 20251230 | |
| Shandong Shengfeng Chem | First-grade product | MT | USD | 20251229 | |
| ZJ Hongbo Tech | First-grade product | MT | USD | 20251229 | |
| Kaifeng JIUHONG | First-grade product | MT | USD | 20251229 |
