222302-28-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 222302-28-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,2,3,0 and 2 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 222302-28:
(8*2)+(7*2)+(6*2)+(5*3)+(4*0)+(3*2)+(2*2)+(1*8)=75
75 % 10 = 5
So 222302-28-5 is a valid CAS Registry Number.