| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai Guoke | China national standards | MT | 260.86 | USD | 20251023 |
| Henan Sendi EnvTech | China national standards | MT | 197.41 | USD | 20251023 |
| Henan Sendi EnvTech | China national standards | MT | 194.59 | USD | 20251023 |
| Henan Sendi EnvTech | China national standards | MT | 201.64 | USD | 20251023 |
| Henan Sendi EnvTech | China national standards | MT | 201.64 | USD | 20251023 |
| Henan Sendi EnvTech | China national standards | MT | 201.64 | USD | 20251023 |
| Henan Sendi EnvTech | China national standards | MT | 194.59 | USD | 20251023 |
| Chizhou Xinyu Chem | China national standards | MT | 211.51 | USD | 20251023 |
| Shandong Hongyang Chem | China national standards | MT | 190.36 | USD | 20251023 |
| Haohua Junhua | China national standards | MT | 162.16 | USD | 20251023 |