872209-62-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 872209-62-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,2,2,0 and 9 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 872209-62:
(8*8)+(7*7)+(6*2)+(5*2)+(4*0)+(3*9)+(2*6)+(1*2)=176
176 % 10 = 6
So 872209-62-6 is a valid CAS Registry Number.