183022-31-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 183022-31-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,3,0,2 and 2 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 183022-31:
(8*1)+(7*8)+(6*3)+(5*0)+(4*2)+(3*2)+(2*3)+(1*1)=103
103 % 10 = 3
So 183022-31-3 is a valid CAS Registry Number.