83207-97-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 83207-97-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,2,0 and 7 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 83207-97:
(7*8)+(6*3)+(5*2)+(4*0)+(3*7)+(2*9)+(1*7)=130
130 % 10 = 0
So 83207-97-0 is a valid CAS Registry Number.