1300019-71-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1300019-71-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,0,0,0,1 and 9 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1300019-71:
(9*1)+(8*3)+(7*0)+(6*0)+(5*0)+(4*1)+(3*9)+(2*7)+(1*1)=79
79 % 10 = 9
So 1300019-71-9 is a valid CAS Registry Number.