802-56-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 802-56-2 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 8,0 and 2 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 802-56:
(5*8)+(4*0)+(3*2)+(2*5)+(1*6)=62
62 % 10 = 2
So 802-56-2 is a valid CAS Registry Number.