| Vendor | Spec | Unit | Price | Currency | Date |
| Baozhen Chemical (Shandong) 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 |
| Baozhen Chemical (Shandong) Co., Ltd. | China national standards | MT | 1003.49 | USD | 20251210 |
| Baozhen Chemical (Shandong) Co., Ltd. | China national standards | MT | 1102.43 | USD | 20251210 |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 1243.76 | USD | 20251210 |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 1081.23 | USD | 20251210 |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 1017.62 | USD | 20251210 |
| Shandong Zhongke Taihua New Material Co., Ltd. | China national standards | MT | 918.69 | USD | 20251210 |
| Baozhen Chemical (Shandong) Co., Ltd. | China national standards | MT | 1010.56 | USD | 20251210 |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 1017.62 | USD | 20251210 |