标准品/乙腈中地西泮 1mL

1000μg/mL

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乙腈中地西泮

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 Diazepam in Acetonitrile,1000μg/mL
Part Number91438JH
 
Lot Number22060435
 
CAS No.439-14-5
 
Mol. FormulaC16H13ClN2O
 
Mol. Weight284.74
 
Storage Temp(-18±5)℃,Keep in the shade
QC Test Results
ItemTest Results


Analysis methodHPLC/DAD


Concentration1000μg/mL


Uncertainty2%


Expiry Date2023-Dec-16


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.

CERTIFICATE    ONQC    SIGNATURE
2022-Jun-17RM Release


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