55019-20-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 55019-20-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,5,0,1 and 9 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 55019-20:
(7*5)+(6*5)+(5*0)+(4*1)+(3*9)+(2*2)+(1*0)=100
100 % 10 = 0
So 55019-20-0 is a valid CAS Registry Number.