613656-82-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 613656-82-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,1,3,6,5 and 6 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 613656-82:
(8*6)+(7*1)+(6*3)+(5*6)+(4*5)+(3*6)+(2*8)+(1*2)=159
159 % 10 = 9
So 613656-82-9 is a valid CAS Registry Number.