343340-15-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 343340-15-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,4,3,3,4 and 0 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 343340-15:
(8*3)+(7*4)+(6*3)+(5*3)+(4*4)+(3*0)+(2*1)+(1*5)=108
108 % 10 = 8
So 343340-15-8 is a valid CAS Registry Number.