220315-19-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 220315-19-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,0,3,1 and 5 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 220315-19:
(8*2)+(7*2)+(6*0)+(5*3)+(4*1)+(3*5)+(2*1)+(1*9)=75
75 % 10 = 5
So 220315-19-5 is a valid CAS Registry Number.