| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 909.1 | USD | 20251017 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1000.72 | USD | 20251017 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 1057.1 | USD | 20251017 |
| Shandong Mengkangda Chemical Co., Ltd. | China national standards | MT | 1014.81 | USD | 20251017 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1127.27 | USD | 20251016 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 915.91 | USD | 20251016 |
| Shandong Qiancheng New Materials Co., Ltd. | China national standards | MT | 1014.54 | USD | 20251016 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 915.91 | USD | 20251016 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1014.54 | USD | 20251016 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1077.95 | USD | 20251016 |