120316-05-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 120316-05-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,0,3,1 and 6 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 120316-05:
(8*1)+(7*2)+(6*0)+(5*3)+(4*1)+(3*6)+(2*0)+(1*5)=64
64 % 10 = 4
So 120316-05-4 is a valid CAS Registry Number.