6256-19-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 6256-19-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,2,5 and 6 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 6256-19:
(6*6)+(5*2)+(4*5)+(3*6)+(2*1)+(1*9)=95
95 % 10 = 5
So 6256-19-5 is a valid CAS Registry Number.