34340-35-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 34340-35-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,4,3,4 and 0 respectively; the second part has 2 digits, 3 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 34340-35:
(7*3)+(6*4)+(5*3)+(4*4)+(3*0)+(2*3)+(1*5)=87
87 % 10 = 7
So 34340-35-7 is a valid CAS Registry Number.