138708-32-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 138708-32-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,8,7,0 and 8 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 138708-32:
(8*1)+(7*3)+(6*8)+(5*7)+(4*0)+(3*8)+(2*3)+(1*2)=144
144 % 10 = 4
So 138708-32-4 is a valid CAS Registry Number.