| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Henan Baoxin Tech | China national standards | MT | USD | 20251119 | |
| Hunan Jianghai Env | China national standards | MT | USD | 20251119 | |
| Henan Kaijie Water | China national standards | MT | USD | 20251118 | |
| Shandong Laya Chem | Reagent Grade | MT | USD | 20251118 | |
| Shandong Qiangsen Chem | China national standards | MT | USD | 20251118 | |
| Henan Baoxin Tech | China national standards | MT | USD | 20251118 | |
| Shanghai Guoke | China national standards | MT | USD | 20251118 | |
| Shandong Jinshenrun Chem | China national standards | MT | USD | 20251118 | |
| Jinan Jinrihe Chem | China national standards | MT | USD | 20251118 | |
| Shanghai SKY Chem | China national standards | MT | USD | 20251118 |
