| Vendor | Spec | Unit | Price | Currency | Date |
| Shijiazhuang Bailong Chemical Co., Ltd. | China national standards | MT | 847.53 | USD | 20251202 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 762.78 | USD | 20251202 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 748.65 | USD | 20251202 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 755.71 | USD | 20251202 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 741.59 | USD | 20251202 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 854.59 | USD | 20251202 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 720.4 | USD | 20251202 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 854.59 | USD | 20251202 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 748.65 | USD | 20251202 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 847.53 | USD | 20251202 |