| Vendor | Spec | Unit | Price | Currency | Date |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 876.34 | USD | 20251205 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 961.14 | USD | 20251205 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 989.41 | USD | 20251205 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 932.88 | USD | 20251205 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 989.41 | USD | 20251205 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 932.88 | USD | 20251205 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 1017.68 | USD | 20251205 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 975.28 | USD | 20251205 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 918.74 | USD | 20251205 |
| Hunan Qilu New Materials Technology Co., Ltd. | China national standards | MT | 1074.22 | USD | 20251205 |