| Vendor | Spec | Unit | Price | Currency | Date |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 458.81 | USD | 20251109 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1044.67 | USD | 20251109 |
| Jinan Jinrihe Chemical Co., Ltd. | 90% | MT | 409.4 | USD | 20251109 |
| Jinan Jinrihe Chemical Co., Ltd. | 90% | MT | 423.51 | USD | 20251109 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.51 | USD | 20251109 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 437.63 | USD | 20251109 |
| Liaocheng Yuanze Chemical Co., Ltd. | 90% | MT | 536.45 | USD | 20251109 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 395.28 | USD | 20251109 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.51 | USD | 20251109 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 423.51 | USD | 20251109 |