| Vendor | Spec | Unit | Price | Currency | Date |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 889.91 | USD | 20251202 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1243.04 | USD | 20251202 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 847.53 | USD | 20251202 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1115.91 | USD | 20251202 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 882.84 | USD | 20251202 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 861.65 | USD | 20251202 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1059.41 | USD | 20251202 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 946.41 | USD | 20251202 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1059.94 | USD | 20251201 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 791.42 | USD | 20251201 |