| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Baiquan | China national standards | MT | 165.28 | USD | 20251128 |
| Hubei 789 Chem | China national standards | MT | 254.28 | USD | 20251128 |
| Henan Baoxin Tech | China national standards | MT | 165.28 | USD | 20251128 |
| Henan Baoxin Tech | China national standards | MT | 165.28 | USD | 20251128 |
| Henan Baiquan | China national standards | MT | 166.69 | USD | 20251128 |
| Henan Qianyuexing | China national standards | MT | 156.8 | USD | 20251128 |
| Jiangxi Xinmao Chem | China national standards | MT | 190.71 | USD | 20251128 |
| Chizhou Xinyu Chem | China national standards | MT | 197.77 | USD | 20251128 |
| Hubei Shuanghuan Tech | China national standards | MT | 165.28 | USD | 20251128 |
| Henan Sendi EnvTech | China national standards | MT | 202.01 | USD | 20251128 |