| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 790.67 | USD | 20251125 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 847.15 | USD | 20251125 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1058.93 | USD | 20251125 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 960.1 | USD | 20251125 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 988.34 | USD | 20251125 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 889.5 | USD | 20251125 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 846.9 | USD | 20251124 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 846.9 | USD | 20251124 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 846.9 | USD | 20251124 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 846.9 | USD | 20251124 |