19715-79-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 19715-79-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,7,1 and 5 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 19715-79:
(7*1)+(6*9)+(5*7)+(4*1)+(3*5)+(2*7)+(1*9)=138
138 % 10 = 8
So 19715-79-8 is a valid CAS Registry Number.