34101-70-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 34101-70-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,4,1,0 and 1 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 34101-70:
(7*3)+(6*4)+(5*1)+(4*0)+(3*1)+(2*7)+(1*0)=67
67 % 10 = 7
So 34101-70-7 is a valid CAS Registry Number.