| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Xingdate Biotechnology Co., Ltd. | China national standards | MT | 989.27 | USD | 20251201 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 876.21 | USD | 20251201 |
| Sinopec Shanghai Gaoqiao Petrochemical Company | China national standards | MT | 996.34 | USD | 20251201 |
| Sinopec Shanghai Gaoqiao Petrochemical Company | China national standards | MT | 890.35 | USD | 20251201 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 989.27 | USD | 20251201 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 876.21 | USD | 20251201 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 876.21 | USD | 20251201 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 918.61 | USD | 20251201 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 876.21 | USD | 20251201 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 989.27 | USD | 20251201 |