| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chem | China national standards | MT | 791.03 | USD | 20251202 |
| Jinan Jinrihe Chem | China national standards | MT | 791.03 | USD | 20251202 |
| Shandong Wells Chem | China national standards | MT | 734.53 | USD | 20251202 |
| Shandong Wells Chem | China national standards | MT | 734.53 | USD | 20251202 |
| Jinan Jinrihe Chem | China national standards | MT | 875.78 | USD | 20251202 |
| Jinan Jinrihe Chem | China national standards | MT | 875.78 | USD | 20251202 |
| Shanghai Lanyan | China national standards | MT | 1341.92 | USD | 20251202 |
| Shandong Wells Chem | China national standards | MT | 889.91 | USD | 20251202 |
| Shandong Jinshenrun Chem | Industrial Grade | MT | 889.91 | USD | 20251202 |
| Shandong Jinshenrun Chem | China national standards | MT | 889.91 | USD | 20251202 |