| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 678.07 | USD | 20251128 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 734.58 | USD | 20251128 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 776.96 | USD | 20251128 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 776.96 | USD | 20251128 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 776.96 | USD | 20251128 |
| Henan Zhongyuan Dahua Group Co., Ltd. | China national standards | MT | 706.32 | USD | 20251128 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 706.32 | USD | 20251128 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 692.2 | USD | 20251128 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 748.7 | USD | 20251128 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 706.32 | USD | 20251128 |