| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chemical Co., Ltd. | 90% | MT | 366.81 | USD | 20251027 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 987.57 | USD | 20251027 |
| Jinan Jinrihe Chemical Co., Ltd. | 90% | MT | 352.7 | USD | 20251027 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 338.6 | USD | 20251027 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 366.81 | USD | 20251027 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 437.35 | USD | 20251027 |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 987.57 | USD | 20251027 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 338.6 | USD | 20251027 |
| Wuhan Hengjiu Chemical Co., Ltd. | 90% | MT | 437.35 | USD | 20251027 |
| Shandong Zhenkun New Materials Co., Ltd. | 90% | MT | 395.03 | USD | 20251027 |