620630-09-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 620630-09-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,2,0,6,3 and 0 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 620630-09:
(8*6)+(7*2)+(6*0)+(5*6)+(4*3)+(3*0)+(2*0)+(1*9)=113
113 % 10 = 3
So 620630-09-3 is a valid CAS Registry Number.