| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1266.62 | USD | 20250930 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1125.89 | USD | 20250930 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1238.48 | USD | 20250930 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1238.48 | USD | 20250930 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1090.7 | USD | 20250930 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1185.0 | USD | 20250930 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1118.85 | USD | 20250930 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1125.89 | USD | 20250930 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1125.89 | USD | 20250930 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1168.11 | USD | 20250930 |