1220183-55-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1220183-55-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,0,1,8 and 3 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1220183-55:
(9*1)+(8*2)+(7*2)+(6*0)+(5*1)+(4*8)+(3*3)+(2*5)+(1*5)=100
100 % 10 = 0
So 1220183-55-0 is a valid CAS Registry Number.