| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Sendi EnvTech | China national standards | MT | 201.49 | USD | 20251020 |
| Henan Sendi EnvTech | China national standards | MT | 201.49 | USD | 20251020 |
| Henan Sendi EnvTech | China national standards | MT | 194.44 | USD | 20251020 |
| Henan Sendi EnvTech | China national standards | MT | 197.26 | USD | 20251020 |
| Haohua Junhua | China national standards | MT | 162.03 | USD | 20251020 |
| Henan Baiquan | China national standards | MT | 166.26 | USD | 20251020 |
| Henan Qianyuexing | China national standards | MT | 162.03 | USD | 20251020 |
| Jiangxi Xinmao Chem | China national standards | MT | 190.21 | USD | 20251020 |
| Shanghai Guoke | China national standards | MT | 260.66 | USD | 20251020 |
| Sichuan Hebang Bio | China national standards | MT | 232.48 | USD | 20251020 |