935544-93-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 935544-93-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,3,5,5,4 and 4 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 935544-93:
(8*9)+(7*3)+(6*5)+(5*5)+(4*4)+(3*4)+(2*9)+(1*3)=197
197 % 10 = 7
So 935544-93-7 is a valid CAS Registry Number.