667884-62-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 667884-62-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,6,7,8,8 and 4 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 667884-62:
(8*6)+(7*6)+(6*7)+(5*8)+(4*8)+(3*4)+(2*6)+(1*2)=230
230 % 10 = 0
So 667884-62-0 is a valid CAS Registry Number.