| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1264.9 | USD | 20250928 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 941.65 | USD | 20250928 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 1054.08 | USD | 20250928 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1025.97 | USD | 20250928 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 1194.63 | USD | 20250928 |
| Befar Group Co., Ltd. | China national standards | MT | 885.43 | USD | 20250928 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 955.7 | USD | 20250928 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1194.63 | USD | 20250928 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1208.68 | USD | 20250928 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1169.33 | USD | 20250928 |