| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Shanghai Guoke | China national standards | MT | USD | 20251121 | |
| Shandong Jinshenrun Chem | China national standards | MT | USD | 20251121 | |
| Shandong Qiangsen Chem | China national standards | MT | USD | 20251121 | |
| Jinan Jinrihe Chem | China national standards | MT | USD | 20251121 | |
| Henan Shunzhibang | China national standards | MT | USD | 20251121 | |
| Henan Sendi EnvTech | China national standards | MT | USD | 20251121 | |
| Shanghai SKY Chem | China national standards | MT | USD | 20251121 | |
| Henan Qingmai Tech | China national standards | MT | USD | 20251121 | |
| Henan Huiyihai | China national standards | MT | USD | 20251121 | |
| Hubei Shuanghuan Tech | China national standards | MT | USD | 20251121 |
