83912-29-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 83912-29-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,9,1 and 2 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 83912-29:
(7*8)+(6*3)+(5*9)+(4*1)+(3*2)+(2*2)+(1*9)=142
142 % 10 = 2
So 83912-29-2 is a valid CAS Registry Number.