29122-77-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 29122-77-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,9,1,2 and 2 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 29122-77:
(7*2)+(6*9)+(5*1)+(4*2)+(3*2)+(2*7)+(1*7)=108
108 % 10 = 8
So 29122-77-8 is a valid CAS Registry Number.