| Vendor | Spec | Unit | Price | Currency | Date |
| Baozhen Chemical (Shandong) Co., Ltd. | China national standards | MT | 1003.49 | USD | 20251210 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 932.82 | USD | 20251210 |
| China national standards | MT | 1081.23 | USD | 20251210 | |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 961.09 | USD | 20251210 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1031.76 | USD | 20251210 |
| Shandong Longhui Chemical Co., Ltd. | China national standards | MT | 1045.89 | USD | 20251210 |
| Shandong Zhongke Taihua New Material Co., Ltd. | China national standards | MT | 918.69 | USD | 20251210 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 904.56 | USD | 20251210 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1017.62 | USD | 20251210 |
| Baozhen Chemical (Shandong) Co., Ltd. | China national standards | MT | 1003.49 | USD | 20251210 |