28348-62-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 28348-62-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,8,3,4 and 8 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 28348-62:
(7*2)+(6*8)+(5*3)+(4*4)+(3*8)+(2*6)+(1*2)=131
131 % 10 = 1
So 28348-62-1 is a valid CAS Registry Number.