112930-55-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 112930-55-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,2,9,3 and 0 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 112930-55:
(8*1)+(7*1)+(6*2)+(5*9)+(4*3)+(3*0)+(2*5)+(1*5)=99
99 % 10 = 9
So 112930-55-9 is a valid CAS Registry Number.