| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 897.15 | USD | 20250814 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 756.97 | USD | 20250814 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 911.17 | USD | 20250814 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 981.26 | USD | 20250814 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 981.08 | USD | 20250813 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 911.0 | USD | 20250813 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 911.0 | USD | 20250813 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 981.08 | USD | 20250813 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 770.85 | USD | 20250813 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 770.85 | USD | 20250813 |