| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 790.44 | USD | 20251124 |
| Baozhen Chemical (Shandong) Co., Ltd. | China national standards | MT | 1411.49 | USD | 20251124 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 762.21 | USD | 20251124 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1355.03 | USD | 20251124 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 762.21 | USD | 20251124 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 762.21 | USD | 20251124 |
| Jiangsu Zhonghu Chemical Co., Ltd. | China national standards | MT | 755.15 | USD | 20251124 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1100.96 | USD | 20251124 |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 846.9 | USD | 20251124 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 868.07 | USD | 20251124 |