93031-41-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 93031-41-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,3,0,3 and 1 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 93031-41:
(7*9)+(6*3)+(5*0)+(4*3)+(3*1)+(2*4)+(1*1)=105
105 % 10 = 5
So 93031-41-5 is a valid CAS Registry Number.