872827-71-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 872827-71-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,2,8,2 and 7 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 872827-71:
(8*8)+(7*7)+(6*2)+(5*8)+(4*2)+(3*7)+(2*7)+(1*1)=209
209 % 10 = 9
So 872827-71-9 is a valid CAS Registry Number.