216228-85-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 216228-85-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,6,2,2 and 8 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 216228-85:
(8*2)+(7*1)+(6*6)+(5*2)+(4*2)+(3*8)+(2*8)+(1*5)=122
122 % 10 = 2
So 216228-85-2 is a valid CAS Registry Number.