130940-64-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 130940-64-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,0,9,4 and 0 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 130940-64:
(8*1)+(7*3)+(6*0)+(5*9)+(4*4)+(3*0)+(2*6)+(1*4)=106
106 % 10 = 6
So 130940-64-6 is a valid CAS Registry Number.