34552-03-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 34552-03-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,4,5,5 and 2 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 34552-03:
(7*3)+(6*4)+(5*5)+(4*5)+(3*2)+(2*0)+(1*3)=99
99 % 10 = 9
So 34552-03-9 is a valid CAS Registry Number.