68318-97-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 68318-97-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,8,3,1 and 8 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 68318-97:
(7*6)+(6*8)+(5*3)+(4*1)+(3*8)+(2*9)+(1*7)=158
158 % 10 = 8
So 68318-97-8 is a valid CAS Registry Number.