530103-91-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 530103-91-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,3,0,1,0 and 3 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 530103-91:
(8*5)+(7*3)+(6*0)+(5*1)+(4*0)+(3*3)+(2*9)+(1*1)=94
94 % 10 = 4
So 530103-91-4 is a valid CAS Registry Number.