| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Hubei 789 Chem | Agricultural Grade | MT | USD | 20251031 | |
| Henan Leavit Chem | China national standards | MT | USD | 20251031 | |
| GuangZhan Chem | China national standards | MT | USD | 20251031 | |
| Guang Longyu Chem | China national standards | MT | USD | 20251031 | |
| Guangdong Huihao | China national standards | MT | USD | 20251031 | |
| Langfang Fanbei Bio | Reagent Grade | MT | USD | 20251031 | |
| Chengdu Rongjiaxin Chem | China national standards | MT | USD | 20251030 | |
| Shanghai Guoke | China national standards | MT | USD | 20251030 | |
| Shandong Qiangsen Chem | China national standards | MT | USD | 20251030 | |
| Hunan Jianghai Env | China national standards | MT | USD | 20251030 |
