| Vendor | Spec | Unit | Price | Currency | Date |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 246.66 | USD | 20251017 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 394.65 | USD | 20251017 |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 246.66 | USD | 20251017 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 383.37 | USD | 20251017 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 338.27 | USD | 20251017 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 239.61 | USD | 20251017 |
| Shandong Jinling Group Co., Ltd. | China national standards | MT | 324.18 | USD | 20251017 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 239.61 | USD | 20251017 |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 331.22 | USD | 20251017 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 359.41 | USD | 20251017 |