| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 281.35 | USD | 20250918 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 492.37 | USD | 20250918 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 260.25 | USD | 20250918 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 260.25 | USD | 20250918 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 368.57 | USD | 20250918 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 281.35 | USD | 20250918 |
| Shandong Hongshuo Chemical Technology Co., Ltd. | China national standards | MT | 281.35 | USD | 20250918 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 506.44 | USD | 20250918 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 281.35 | USD | 20250918 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 281.35 | USD | 20250918 |