| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 932.82 | USD | 20251210 |
| Baozhen Chemical (Shandong) Co., Ltd. | China national standards | MT | 1003.49 | USD | 20251210 |
| Baozhen Chemical (Shandong) Co., Ltd. | China national standards | MT | 1088.29 | USD | 20251210 |
| China national standards | MT | 1081.23 | USD | 20251210 | |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 777.35 | USD | 20251210 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 777.35 | USD | 20251210 |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 1088.29 | USD | 20251210 |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 1088.29 | USD | 20251210 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 918.69 | USD | 20251210 |
| Baozhen Chemical (Shandong) Co., Ltd. | China national standards | MT | 1010.56 | USD | 20251210 |