130629-26-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 130629-26-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,0,6,2 and 9 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 130629-26:
(8*1)+(7*3)+(6*0)+(5*6)+(4*2)+(3*9)+(2*2)+(1*6)=104
104 % 10 = 4
So 130629-26-4 is a valid CAS Registry Number.