34993-70-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 34993-70-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,4,9,9 and 3 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 34993-70:
(7*3)+(6*4)+(5*9)+(4*9)+(3*3)+(2*7)+(1*0)=149
149 % 10 = 9
So 34993-70-9 is a valid CAS Registry Number.