| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 847.16 | USD | 20251114 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1143.66 | USD | 20251114 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 988.35 | USD | 20251114 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1058.95 | USD | 20251114 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 790.68 | USD | 20251114 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 945.99 | USD | 20251114 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 889.01 | USD | 20251113 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1058.35 | USD | 20251113 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 818.46 | USD | 20251113 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 818.46 | USD | 20251113 |