| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1139.21 | USD | 20251009 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1265.79 | USD | 20251009 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1125.14 | USD | 20251009 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1167.34 | USD | 20251009 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1125.14 | USD | 20251009 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1125.14 | USD | 20251009 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1118.11 | USD | 20251009 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1184.21 | USD | 20251009 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1089.98 | USD | 20251009 |
| Hangjin Technology Co., Ltd. | China national standards | MT | 1013.3 | USD | 20251008 |