183505-22-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 183505-22-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,3,5,0 and 5 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 183505-22:
(8*1)+(7*8)+(6*3)+(5*5)+(4*0)+(3*5)+(2*2)+(1*2)=128
128 % 10 = 8
So 183505-22-8 is a valid CAS Registry Number.