34705-89-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 34705-89-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,4,7,0 and 5 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 34705-89:
(7*3)+(6*4)+(5*7)+(4*0)+(3*5)+(2*8)+(1*9)=120
120 % 10 = 0
So 34705-89-0 is a valid CAS Registry Number.