| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chemical Co., Ltd. | 90% | MT | 409.11 | USD | 20251104 |
| Jinan Jinrihe Chemical Co., Ltd. | 90% | MT | 423.22 | USD | 20251104 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 409.11 | USD | 20251104 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 430.27 | USD | 20251104 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.22 | USD | 20251104 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.22 | USD | 20251104 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.22 | USD | 20251104 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.22 | USD | 20251104 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 585.46 | USD | 20251104 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 409.11 | USD | 20251104 |