778-32-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 778-32-5 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 7,7 and 8 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 778-32:
(5*7)+(4*7)+(3*8)+(2*3)+(1*2)=95
95 % 10 = 5
So 778-32-5 is a valid CAS Registry Number.