183238-48-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 183238-48-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,3,2,3 and 8 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 183238-48:
(8*1)+(7*8)+(6*3)+(5*2)+(4*3)+(3*8)+(2*4)+(1*8)=144
144 % 10 = 4
So 183238-48-4 is a valid CAS Registry Number.