| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 380.53 | USD | 20251022 |
| Jinan Pulaihua Chemical Co., Ltd. | China national standards | MT | 380.53 | USD | 20251022 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 338.25 | USD | 20251022 |
| Jinan Pulaihua Chemical Co., Ltd. | China national standards | MT | 338.25 | USD | 20251022 |
| Jinan Pulaihua Chemical Co., Ltd. | China national standards | MT | 281.87 | USD | 20251022 |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 236.77 | USD | 20251022 |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 235.36 | USD | 20251022 |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 236.77 | USD | 20251022 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 352.46 | USD | 20251021 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 383.48 | USD | 20251021 |