78822-76-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 78822-76-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,8,2 and 2 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 78822-76:
(7*7)+(6*8)+(5*8)+(4*2)+(3*2)+(2*7)+(1*6)=171
171 % 10 = 1
So 78822-76-1 is a valid CAS Registry Number.