802568-64-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 802568-64-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,0,2,5,6 and 8 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 802568-64:
(8*8)+(7*0)+(6*2)+(5*5)+(4*6)+(3*8)+(2*6)+(1*4)=165
165 % 10 = 5
So 802568-64-5 is a valid CAS Registry Number.