658856-93-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 658856-93-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,5,8,8,5 and 6 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 658856-93:
(8*6)+(7*5)+(6*8)+(5*8)+(4*5)+(3*6)+(2*9)+(1*3)=230
230 % 10 = 0
So 658856-93-0 is a valid CAS Registry Number.