85434-34-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 85434-34-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,5,4,3 and 4 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 85434-34:
(7*8)+(6*5)+(5*4)+(4*3)+(3*4)+(2*3)+(1*4)=140
140 % 10 = 0
So 85434-34-0 is a valid CAS Registry Number.