39993-89-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 39993-89-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,9,9,9 and 3 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 39993-89:
(7*3)+(6*9)+(5*9)+(4*9)+(3*3)+(2*8)+(1*9)=190
190 % 10 = 0
So 39993-89-0 is a valid CAS Registry Number.