222533-55-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 222533-55-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,2,5,3 and 3 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 222533-55:
(8*2)+(7*2)+(6*2)+(5*5)+(4*3)+(3*3)+(2*5)+(1*5)=103
103 % 10 = 3
So 222533-55-3 is a valid CAS Registry Number.