| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1029.9 | USD | 20251027 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 959.35 | USD | 20251027 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1058.11 | USD | 20251027 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1206.25 | USD | 20251027 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1044.0 | USD | 20251027 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1206.25 | USD | 20251027 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1058.11 | USD | 20251027 |
| Befar Group Co., Ltd. | China national standards | MT | 1086.33 | USD | 20251027 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1213.3 | USD | 20251027 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1206.25 | USD | 20251027 |