68758-83-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 68758-83-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,8,7,5 and 8 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 68758-83:
(7*6)+(6*8)+(5*7)+(4*5)+(3*8)+(2*8)+(1*3)=188
188 % 10 = 8
So 68758-83-8 is a valid CAS Registry Number.