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14000-22-7

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14000-22-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 14000-22-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,4,0,0 and 0 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 14000-22:
(7*1)+(6*4)+(5*0)+(4*0)+(3*0)+(2*2)+(1*2)=37
37 % 10 = 7
So 14000-22-7 is a valid CAS Registry Number.

14000-22-7Downstream Products

14000-22-7Relevant articles and documents

ATTOGRAM-LEVEL DETECTION AND RELATIVE RESPONSE OF STRONG ELECTROPHORES BY GAS CHROMATOGRAPHY WITH ELECTRON CAPTURE DETECTION.

Corkill,Joppich,Kuttab,Giese

, p. 481 - 485 (2007/10/02)

The responses as peak areas of some divergent compounds, most of which are strong electron absorbers, are measured by gas chromatography with electron capture detection (GC-ECD). The most sensitive compounds are derivatized lodothyronines, which are essentially 20-fold more sensitive than lindane. N,N-Dipentafluorobenzoylpentafluoroaniline, a somewhat less sensitive but more volatile substance, was selected for determination of a detection limit. The value was 90 ag(1. 6 multiplied by 10** minus **1**9 mol), largely due to an anomalous increase in its response at the trace level. This increases the reported sensitivity of GC-ECD by 100-fold.

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