| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhongke Taihua | Food Grade | MT | 282.07 | USD | 20251120 |
| Shandong Zhongke Taihua | China national standards | MT | 282.07 | USD | 20251120 |
| Shandong Haihua | China national standards | MT | 169.24 | USD | 20251120 |
| Jinan Jinrihe Chem | Food Grade | MT | 155.14 | USD | 20251120 |
| Shandong Haihua | Food Grade | MT | 183.34 | USD | 20251120 |
| Henan Kaijie Water | China national standards | MT | 211.55 | USD | 20251120 |
| Henan Kaijie Water | China national standards | MT | 211.55 | USD | 20251120 |
| Henan Kaijie Water | Industrial Grade | MT | 204.5 | USD | 20251120 |
| Henan Sendi EnvTech | China national standards | MT | 197.45 | USD | 20251120 |
| Shanghai SKY Chem | China national standards | MT | 222.83 | USD | 20251120 |