897956-98-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 897956-98-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,9,7,9,5 and 6 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 897956-98:
(8*8)+(7*9)+(6*7)+(5*9)+(4*5)+(3*6)+(2*9)+(1*8)=278
278 % 10 = 8
So 897956-98-8 is a valid CAS Registry Number.