| Vendor | Spec | Unit | Price | Currency | Date |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 237.69 | USD | 20251009 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 234.87 | USD | 20251009 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 234.87 | USD | 20251009 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 234.87 | USD | 20251009 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 234.87 | USD | 20251009 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 323.48 | USD | 20251009 |
| Shandong Jinling Group Co., Ltd. | China national standards | MT | 323.48 | USD | 20251009 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 261.6 | USD | 20251009 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 244.72 | USD | 20251009 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 244.72 | USD | 20251009 |