103561-01-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 103561-01-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,5,6 and 1 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 103561-01:
(8*1)+(7*0)+(6*3)+(5*5)+(4*6)+(3*1)+(2*0)+(1*1)=79
79 % 10 = 9
So 103561-01-9 is a valid CAS Registry Number.