| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chem | China national standards | MT | 190.28 | USD | 20251018 |
| Shandong Qiangsen Chem | China national standards | MT | 190.28 | USD | 20251017 |
| Henan Huiyi | China national standards | MT | 281.89 | USD | 20251017 |
| Suzhou Shangma Chem | Industrial Grade | MT | 253.7 | USD | 20251017 |
| Shanghai Guoke | Industrial Grade | MT | 307.26 | USD | 20251017 |
| Shanghai Guoke | Food Grade | MT | 331.22 | USD | 20251017 |
| Jinan Kunfeng Chem | Food Grade | MT | 281.89 | USD | 20251017 |
| Chizhou Xinyu Chem | Industrial Grade | MT | 253.7 | USD | 20251017 |
| Baozhen Shandong Chem | Food Grade | MT | 267.8 | USD | 20251017 |
| Shandong Fusheng | Industrial Grade | MT | 281.89 | USD | 20251017 |