| Vendor | Spec | Unit | Price | Currency | Date |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 236.05 | USD | 20251205 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 234.63 | USD | 20251205 |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 236.05 | USD | 20251205 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 381.63 | USD | 20251205 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 353.36 | USD | 20251205 |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 332.16 | USD | 20251205 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 339.23 | USD | 20251205 |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 353.36 | USD | 20251205 |
| Qingdao Ruishuang Chemical Co., Ltd. | China national standards | MT | 424.03 | USD | 20251205 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 233.22 | USD | 20251205 |