19222-52-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 19222-52-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,2,2 and 2 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 19222-52:
(7*1)+(6*9)+(5*2)+(4*2)+(3*2)+(2*5)+(1*2)=97
97 % 10 = 7
So 19222-52-7 is a valid CAS Registry Number.