98681-92-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 98681-92-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,8,6,8 and 1 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 98681-92:
(7*9)+(6*8)+(5*6)+(4*8)+(3*1)+(2*9)+(1*2)=196
196 % 10 = 6
So 98681-92-6 is a valid CAS Registry Number.