| Vendor | Spec | Unit | Price | Currency | Date |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 888.99 | USD | 20251103 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 903.1 | USD | 20251103 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 907.17 | USD | 20251102 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 907.17 | USD | 20251101 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 902.93 | USD | 20251031 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 907.17 | USD | 20251031 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 907.37 | USD | 20251030 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 931.36 | USD | 20251030 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 920.34 | USD | 20251029 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 931.64 | USD | 20251029 |