693234-82-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 693234-82-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,9,3,2,3 and 4 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 693234-82:
(8*6)+(7*9)+(6*3)+(5*2)+(4*3)+(3*4)+(2*8)+(1*2)=181
181 % 10 = 1
So 693234-82-1 is a valid CAS Registry Number.