120831-10-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 120831-10-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,0,8,3 and 1 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 120831-10:
(8*1)+(7*2)+(6*0)+(5*8)+(4*3)+(3*1)+(2*1)+(1*0)=79
79 % 10 = 9
So 120831-10-9 is a valid CAS Registry Number.