| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1185.11 | USD | 20251010 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1118.96 | USD | 20251010 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1126.0 | USD | 20251010 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1126.0 | USD | 20251010 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1168.22 | USD | 20251010 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1237.66 | USD | 20251009 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 1040.76 | USD | 20251009 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1040.76 | USD | 20251009 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1040.76 | USD | 20251009 |
| Wudi Xinyue Chemical Group Co., Ltd. | China national standards | MT | 1026.69 | USD | 20251009 |