130831-82-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 130831-82-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,0,8,3 and 1 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 130831-82:
(8*1)+(7*3)+(6*0)+(5*8)+(4*3)+(3*1)+(2*8)+(1*2)=102
102 % 10 = 2
So 130831-82-2 is a valid CAS Registry Number.