| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai SKY Chem | China national standards | MT | 260.58 | USD | 20251015 |
| Shanghai SKY Chem | China national standards | MT | 194.38 | USD | 20251015 |
| Shanghai SKY Chem | China national standards | MT | 194.38 | USD | 20251015 |
| Shanghai SKY Chem | China national standards | MT | 194.38 | USD | 20251015 |
| Henan Kaijie Water | China national standards | MT | 211.28 | USD | 20251015 |
| Henan Shunzhibang | China national standards | MT | 253.54 | USD | 20251015 |
| Henan Shunzhibang | China national standards | MT | 267.62 | USD | 20251015 |
| Henan Shunzhibang | China national standards | MT | 239.45 | USD | 20251015 |
| Henan Sendi EnvTech | China national standards | MT | 194.38 | USD | 20251015 |
| Henan Sendi EnvTech | China national standards | MT | 201.42 | USD | 20251015 |