315712-19-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 315712-19-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,1,5,7,1 and 2 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 315712-19:
(8*3)+(7*1)+(6*5)+(5*7)+(4*1)+(3*2)+(2*1)+(1*9)=117
117 % 10 = 7
So 315712-19-7 is a valid CAS Registry Number.