3208-83-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 3208-83-1 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 3,2,0 and 8 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 3208-83:
(6*3)+(5*2)+(4*0)+(3*8)+(2*8)+(1*3)=71
71 % 10 = 1
So 3208-83-1 is a valid CAS Registry Number.