223556-33-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 223556-33-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,3,5,5 and 6 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 223556-33:
(8*2)+(7*2)+(6*3)+(5*5)+(4*5)+(3*6)+(2*3)+(1*3)=120
120 % 10 = 0
So 223556-33-0 is a valid CAS Registry Number.