| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chemical Co., Ltd. | 90% | MT | 438.17 | USD | 20251205 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 438.17 | USD | 20251205 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1130.76 | USD | 20251205 |
| Shandong Yuxuan Chemical Products Co., Ltd. | 90% | MT | 551.24 | USD | 20251205 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 438.17 | USD | 20251205 |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 411.31 | USD | 20251205 |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 1045.95 | USD | 20251205 |
| Zhongyin New Materials (Jinan) Co., Ltd. | 90% | MT | 467.85 | USD | 20251205 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1031.82 | USD | 20251205 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 537.11 | USD | 20251205 |