| Vendor | Spec | Unit | Price | Currency | Date |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 882.91 | USD | 20251128 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1130.12 | USD | 20251128 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 791.08 | USD | 20251128 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 847.59 | USD | 20251128 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 889.97 | USD | 20251128 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1059.49 | USD | 20251128 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 847.59 | USD | 20251128 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 861.72 | USD | 20251128 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 847.59 | USD | 20251128 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 988.85 | USD | 20251128 |