| Vendor | Spec | Unit | Price | Currency | Date |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 522.07 | USD | 20251119 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1044.14 | USD | 20251119 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 585.56 | USD | 20251119 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 1044.14 | USD | 20251119 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 423.3 | USD | 20251119 |
| Guangzhou Zhan'en Chemical Co., Ltd. | China national standards | MT | 634.95 | USD | 20251119 |
| Liaocheng Yuanze Chemical Co., Ltd. | 90% | MT | 536.18 | USD | 20251119 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 522.07 | USD | 20251119 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 458.57 | USD | 20251119 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 423.3 | USD | 20251119 |