62838-56-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 62838-56-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,2,8,3 and 8 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 62838-56:
(7*6)+(6*2)+(5*8)+(4*3)+(3*8)+(2*5)+(1*6)=146
146 % 10 = 6
So 62838-56-6 is a valid CAS Registry Number.