| Vendor | Spec | Unit | Price | Currency | Date |
| Sichuan Hebang Biotechnology Co., Ltd. | China national standards | MT | 233.09 | USD | 20251128 |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 197.77 | USD | 20251128 |
| Henan Shunzhibang Environmental Protection Technology Co., Ltd. | China national standards | MT | 240.15 | USD | 20251128 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 444.98 | USD | 20251128 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 211.9 | USD | 20251128 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 159.63 | USD | 20251128 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 211.9 | USD | 20251128 |
| Shandong Haihua Co., Ltd. | China national standards | MT | 169.52 | USD | 20251128 |
| Henan Baiquan Pharmaceutical Co., Ltd. | China national standards | MT | 166.69 | USD | 20251128 |
| Guangzhou Zhan'en Chemical Co., Ltd. | China national standards | MT | 190.71 | USD | 20251128 |