| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 1013.4 | USD | 20251010 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 928.95 | USD | 20251010 |
| Shandong Qiancheng New Materials Co., Ltd. | China national standards | MT | 1013.4 | USD | 20251010 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1013.4 | USD | 20251010 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1266.75 | USD | 20251010 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 928.95 | USD | 20251010 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1076.74 | USD | 20251010 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1125.14 | USD | 20251009 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1075.92 | USD | 20251009 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 970.44 | USD | 20251009 |