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202828-51-1

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202828-51-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 202828-51-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,2,8,2 and 8 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 202828-51:
(8*2)+(7*0)+(6*2)+(5*8)+(4*2)+(3*8)+(2*5)+(1*1)=111
111 % 10 = 1
So 202828-51-1 is a valid CAS Registry Number.

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