934534-79-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 934534-79-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,3,4,5,3 and 4 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 934534-79:
(8*9)+(7*3)+(6*4)+(5*5)+(4*3)+(3*4)+(2*7)+(1*9)=189
189 % 10 = 9
So 934534-79-9 is a valid CAS Registry Number.