34487-34-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 34487-34-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,4,4,8 and 7 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 34487-34:
(7*3)+(6*4)+(5*4)+(4*8)+(3*7)+(2*3)+(1*4)=128
128 % 10 = 8
So 34487-34-8 is a valid CAS Registry Number.