223570-85-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 223570-85-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,3,5,7 and 0 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 223570-85:
(8*2)+(7*2)+(6*3)+(5*5)+(4*7)+(3*0)+(2*8)+(1*5)=122
122 % 10 = 2
So 223570-85-2 is a valid CAS Registry Number.