10219-97-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 10219-97-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,0,2,1 and 9 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 10219-97:
(7*1)+(6*0)+(5*2)+(4*1)+(3*9)+(2*9)+(1*7)=73
73 % 10 = 3
So 10219-97-3 is a valid CAS Registry Number.