| Vendor | Spec | Unit | Price | Currency | Date |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 985.12 | USD | 20250924 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 816.25 | USD | 20250924 |
| Shandong Mengkangda Chemical Co., Ltd. | China national standards | MT | 759.95 | USD | 20250924 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 900.69 | USD | 20250924 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 900.69 | USD | 20250924 |
| Yancheng SUPER Chemical Technology Co., Ltd. | China national standards | MT | 926.02 | USD | 20250924 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 918.98 | USD | 20250924 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 921.8 | USD | 20250924 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 942.9 | USD | 20250924 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 928.83 | USD | 20250924 |