30659-68-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 30659-68-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,0,6,5 and 9 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 30659-68:
(7*3)+(6*0)+(5*6)+(4*5)+(3*9)+(2*6)+(1*8)=118
118 % 10 = 8
So 30659-68-8 is a valid CAS Registry Number.