613686-70-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 613686-70-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,1,3,6,8 and 6 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 613686-70:
(8*6)+(7*1)+(6*3)+(5*6)+(4*8)+(3*6)+(2*7)+(1*0)=167
167 % 10 = 7
So 613686-70-7 is a valid CAS Registry Number.