223394-94-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 223394-94-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,3,3,9 and 4 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 223394-94:
(8*2)+(7*2)+(6*3)+(5*3)+(4*9)+(3*4)+(2*9)+(1*4)=133
133 % 10 = 3
So 223394-94-3 is a valid CAS Registry Number.