| Vendor | Spec | Unit | Price | Currency | Date |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1199.29 | USD | 20251121 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 860.67 | USD | 20251121 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1128.75 | USD | 20251121 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 846.56 | USD | 20251121 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 846.56 | USD | 20251121 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1199.29 | USD | 20251121 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 1269.84 | USD | 20251121 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1100.53 | USD | 20251121 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 860.67 | USD | 20251121 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 931.22 | USD | 20251121 |