| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1142.86 | USD | 20251121 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1269.84 | USD | 20251121 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1178.13 | USD | 20251121 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1171.08 | USD | 20251121 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1213.4 | USD | 20251121 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1142.86 | USD | 20251121 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1029.98 | USD | 20251121 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1188.01 | USD | 20251121 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1121.69 | USD | 20251121 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1128.75 | USD | 20251121 |