| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chem | China national standards | MT | 190.59 | USD | 20251112 |
| Shanghai Guoke | China national standards | MT | 261.18 | USD | 20251112 |
| Zhangzhou Sanan Chem | China national standards | MT | 225.88 | USD | 20251112 |
| Pingxiang Lixin BioTech | China national standards | MT | 190.59 | USD | 20251112 |
| Hubei Shuanghuan Tech | China national standards | MT | 190.59 | USD | 20251112 |
| Pingxiang Lixin BioTech | China national standards | MT | 190.59 | USD | 20251112 |
| Pingxiang Lixin BioTech | China national standards | MT | 183.53 | USD | 20251112 |
| Pingxiang Lixin BioTech | China national standards | MT | 183.53 | USD | 20251112 |
| Henan Junma Chem | China national standards | MT | 190.59 | USD | 20251112 |
| Shandong Hanyue Chem | China national standards | MT | 190.59 | USD | 20251112 |