| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhongke Taihua New Material Co., Ltd. | China national standards | MT | 1056.41 | USD | 20251015 |
| China national standards | MT | 1105.71 | USD | 20251015 | |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 1000.07 | USD | 20251015 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1028.24 | USD | 20251015 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 901.47 | USD | 20251015 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 901.47 | USD | 20251015 |
| Beijing Wentong Tianxia Cultural Technology Co., Ltd. | China national standards | MT | 957.81 | USD | 20251015 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 943.73 | USD | 20251015 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 887.39 | USD | 20251015 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 901.47 | USD | 20251015 |