| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshenrun Chem | China national standards | MT | 183.22 | USD | 20251022 |
| Shandong Hanyue Chem | China national standards | MT | 190.26 | USD | 20251022 |
| Tongdai Haijing Soda | China national standards | MT | 169.12 | USD | 20251022 |
| Shanghai Guoke | China national standards | MT | 260.73 | USD | 20251022 |
| Henan LanenChem | China national standards | MT | 236.77 | USD | 20251022 |
| Henan LanenChem | China national standards | MT | 177.58 | USD | 20251022 |
| Henan Junma Chem | China national standards | MT | 190.26 | USD | 20251022 |
| Pingxiang Lixin BioTech | China national standards | MT | 190.26 | USD | 20251022 |
| Pingxiang Lixin BioTech | China national standards | MT | 183.22 | USD | 20251022 |
| Pingxiang Lixin BioTech | China national standards | MT | 197.31 | USD | 20251022 |