75993-70-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 75993-70-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,9,9 and 3 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 75993-70:
(7*7)+(6*5)+(5*9)+(4*9)+(3*3)+(2*7)+(1*0)=183
183 % 10 = 3
So 75993-70-3 is a valid CAS Registry Number.