343617-89-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 343617-89-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,4,3,6,1 and 7 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 343617-89:
(8*3)+(7*4)+(6*3)+(5*6)+(4*1)+(3*7)+(2*8)+(1*9)=150
150 % 10 = 0
So 343617-89-0 is a valid CAS Registry Number.