93017-56-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 93017-56-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,3,0,1 and 7 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 93017-56:
(7*9)+(6*3)+(5*0)+(4*1)+(3*7)+(2*5)+(1*6)=122
122 % 10 = 2
So 93017-56-2 is a valid CAS Registry Number.