| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1125.14 | USD | 20251009 |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 907.15 | USD | 20251009 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 914.18 | USD | 20251009 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 914.18 | USD | 20251009 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 914.18 | USD | 20251009 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 914.18 | USD | 20251009 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 914.18 | USD | 20251009 |
| China national standards | MT | 935.28 | USD | 20251009 | |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1012.63 | USD | 20251009 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 998.57 | USD | 20251009 |