| Vendor | Spec | Unit | Price | Currency | Date |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 887.22 | USD | 20250909 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 788.64 | USD | 20250909 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 788.64 | USD | 20250909 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 880.18 | USD | 20250909 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 788.64 | USD | 20250909 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 816.57 | USD | 20250908 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 788.41 | USD | 20250908 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 879.92 | USD | 20250908 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1055.91 | USD | 20250908 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 886.96 | USD | 20250908 |