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825604-91-9

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825604-91-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 825604-91-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,2,5,6,0 and 4 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 825604-91:
(8*8)+(7*2)+(6*5)+(5*6)+(4*0)+(3*4)+(2*9)+(1*1)=169
169 % 10 = 9
So 825604-91-9 is a valid CAS Registry Number.

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