897960-57-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 897960-57-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,9,7,9,6 and 0 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 897960-57:
(8*8)+(7*9)+(6*7)+(5*9)+(4*6)+(3*0)+(2*5)+(1*7)=255
255 % 10 = 5
So 897960-57-5 is a valid CAS Registry Number.