| Vendor | Spec | Unit | Price | Currency | Date |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 246.66 | USD | 20251017 |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 246.66 | USD | 20251017 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 387.6 | USD | 20251017 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 310.08 | USD | 20251017 |
| Jiangsu Meilan Chemical Co., Ltd. | China national standards | MT | 239.61 | USD | 20251017 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 239.61 | USD | 20251017 |
| Zaozhuang Yitai Energy Technology Co., Ltd. | China national standards | MT | 394.65 | USD | 20251017 |
| Jiangsu Lee & Man Chemical Limited | China national standards | MT | 239.61 | USD | 20251017 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 303.03 | USD | 20251017 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 239.61 | USD | 20251017 |