193416-15-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 193416-15-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,3,4,1 and 6 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 193416-15:
(8*1)+(7*9)+(6*3)+(5*4)+(4*1)+(3*6)+(2*1)+(1*5)=138
138 % 10 = 8
So 193416-15-8 is a valid CAS Registry Number.