| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1243.04 | USD | 20251202 |
| Befar Group Co., Ltd. | China national standards | MT | 889.91 | USD | 20251202 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1243.04 | USD | 20251202 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1144.16 | USD | 20251202 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 1049.52 | USD | 20251202 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1175.24 | USD | 20251202 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1130.04 | USD | 20251202 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1271.92 | USD | 20251201 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1271.92 | USD | 20251201 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1130.6 | USD | 20251201 |