228095-18-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 228095-18-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,8,0,9 and 5 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 228095-18:
(8*2)+(7*2)+(6*8)+(5*0)+(4*9)+(3*5)+(2*1)+(1*8)=139
139 % 10 = 9
So 228095-18-9 is a valid CAS Registry Number.