| Vendor | Spec | Unit | Price | Currency | Date |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 914.18 | USD | 20251009 |
| Qingdao Shengze Chemical Co., Ltd. | Industrial Grade | MT | 815.73 | USD | 20251009 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 914.18 | USD | 20251009 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 914.18 | USD | 20251009 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 815.73 | USD | 20251009 |
| Qingdao Shengze Chemical Co., Ltd. | Industrial Grade | MT | 815.73 | USD | 20251009 |
| Tongling Jintai Chemical Industrial Co., Ltd. | China national standards | MT | 815.73 | USD | 20251009 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 843.86 | USD | 20251009 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 829.79 | USD | 20251009 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1012.63 | USD | 20251009 |