标准品/乙腈中2-丁酮-DNPH

  • 型   号:
  • 类   别:环境类
  • 价   格:250

标准品/乙腈中2-丁酮-DNPH
标准价
¥250
产品编号
91782b
CAS号
958-60-1
规格
1mL
库存
≥10
有效期
2022-08-17
品牌
TMstandard
标准值
1000μg/mL

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乙腈中2-丁酮-DNPH

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 17025ISO 17034 and a registered quality management system ISO 9001.

Product Name Butanone-DNPH in Acetonitrile,1000μg/mL
Part Number91782b
 
Lot Number21080724
CAS No.958-60-1
 
Mol. FormulaC10H12N4O4
Mol. Weight252.23_________________
 
Storage Temp(20±5)℃,Keep in the shade
QC Test Results
ItemTest Results


Analysis methodHPLC/DAD


Concentration1000μg/mL


Uncertainty2%


Expiry Date2022-Aug-17


Uncertainty

The certified value(s) and uncertainty(ies) are determined in accordance with ISO 17034 with an 95% confidence level (k=2). Uncertainty is based on the Total Combined Uncertainty, including uncertainties of preparation, purity of neat materials, homogeneity, stability testing.

Traceability

The balances used for gravimetric measurements are calibrated with weights traceable to the national standards. The calibration of the balances is verified annually by an external accredited calibration service. This analysis method has been verified using an approach consistent with ISO 17034:2016 & ISO 17025:2017.


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