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4-(4-ethoxy-phenyl)-1-(2,4-dinitro-phenyl)-semicarbazide is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

92578-31-9

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92578-31-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 92578-31-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,2,5,7 and 8 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 92578-31:
(7*9)+(6*2)+(5*5)+(4*7)+(3*8)+(2*3)+(1*1)=159
159 % 10 = 9
So 92578-31-9 is a valid CAS Registry Number.

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