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標準品/甲醇中5種苯系物混標/GB 50325-2020
產品編號：81109b
規(guī)格：1mL
有效期：2028-03-08
品牌：TMstandard
標準值：400μg/mL
產品簡介
詳細介紹
甲醇中5種苯系物混標
Reference Material
This certificate is designed in accordance with ISO 17034 and ISO Guide 31. This reference material (RM) was designed,produced and verified in accordance with ISO/IEC 17025, ISO 17034 and a registered quality management system ISO 9001.
Product Name(產品名稱) 5 Benzene Series Mix in Methanol,400μg/mL(甲醇中5種苯系物混標)
Part Number(產品編號) 81109b
Lot Number(產品批號) -
Expiry Date(失效日期) 2028-Mar-08__________________________________________________
Storage(存儲條件) (20±5)℃,Keep in the shade
常溫(20±5)℃,置于陰涼處
常溫(20±5)℃,置于陰涼處
| CERTIFIED | |||||
| Component No. (組分數(shù)) | Peak Sequence (出峰順序) | Component (組分) | CAS No. | Concentration (μg/mL) (濃度) | Relative Expanded Uncertainty(%) (k=2) (相對擴展不確定度) |
| 1 | 1 | Benzene (苯) | 71-43-2 | 400 | 3 |
| 2 | 2 | Toluene (甲苯) | 108-88-3 | 400 | 3 |
| 3 | 3 | p-Xylene (對二甲苯) | 106-42-3 | 400 | 3 |
| 4 | 4 | m-Xylene (間二甲苯) | 108-38-3 | 400 | 3 |
| 5 | 5 | o-Xylene (鄰二甲苯) | 95-47-6 | 400 | 3 |