100799-03-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 100799-03-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,0,7,9 and 9 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 100799-03:
(8*1)+(7*0)+(6*0)+(5*7)+(4*9)+(3*9)+(2*0)+(1*3)=109
109 % 10 = 9
So 100799-03-9 is a valid CAS Registry Number.