1310720-01-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1310720-01-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,1,0,7,2 and 0 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1310720-01:
(9*1)+(8*3)+(7*1)+(6*0)+(5*7)+(4*2)+(3*0)+(2*0)+(1*1)=84
84 % 10 = 4
So 1310720-01-4 is a valid CAS Registry Number.