20962-77-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 20962-77-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,9,6 and 2 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 20962-77:
(7*2)+(6*0)+(5*9)+(4*6)+(3*2)+(2*7)+(1*7)=110
110 % 10 = 0
So 20962-77-0 is a valid CAS Registry Number.