138710-80-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 138710-80-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,8,7,1 and 0 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 138710-80:
(8*1)+(7*3)+(6*8)+(5*7)+(4*1)+(3*0)+(2*8)+(1*0)=132
132 % 10 = 2
So 138710-80-2 is a valid CAS Registry Number.