| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 818.45 | USD | 20251111 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 846.67 | USD | 20251111 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 846.67 | USD | 20251111 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 846.67 | USD | 20251111 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 846.67 | USD | 20251111 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 790.22 | USD | 20251111 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 790.22 | USD | 20251111 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 790.22 | USD | 20251111 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 846.67 | USD | 20251111 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 846.79 | USD | 20251110 |