856297-64-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 856297-64-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,6,2,9 and 7 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 856297-64:
(8*8)+(7*5)+(6*6)+(5*2)+(4*9)+(3*7)+(2*6)+(1*4)=218
218 % 10 = 8
So 856297-64-8 is a valid CAS Registry Number.