| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Haihua Group Co., Ltd. | China national standards | MT | 168.9 | USD | 20251011 |
| Henan Sendi Environmental Protection Technology Co., Ltd. | China national standards | MT | 197.05 | USD | 20251011 |
| Shandong Zhongke Taihua New Material Co., Ltd. | China national standards | MT | 281.5 | USD | 20251011 |
| Shandong Zhongke Taihua New Material Co., Ltd. | Food Grade | MT | 281.5 | USD | 20251011 |
| Shandong Haihua Group Co., Ltd. | Food Grade | MT | 281.5 | USD | 20251011 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 222.38 | USD | 20251011 |
| Shandong Haihua Group Co., Ltd. | Food Grade | MT | 182.97 | USD | 20251011 |
| Henan Huiyihai Environmental Protection Technology Co., Ltd. | China national standards | MT | 204.09 | USD | 20251011 |
| Henan Huiyihai Environmental Protection Technology Co., Ltd. | China national standards | MT | 182.97 | USD | 20251011 |
| Shandong Haihua Group Co., Ltd. | Food Grade | MT | 246.31 | USD | 20251011 |