1003194-77-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1003194-77-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,0,3,1,9 and 4 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1003194-77:
(9*1)+(8*0)+(7*0)+(6*3)+(5*1)+(4*9)+(3*4)+(2*7)+(1*7)=101
101 % 10 = 1
So 1003194-77-1 is a valid CAS Registry Number.