872054-82-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 872054-82-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,2,0,5 and 4 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 872054-82:
(8*8)+(7*7)+(6*2)+(5*0)+(4*5)+(3*4)+(2*8)+(1*2)=175
175 % 10 = 5
So 872054-82-5 is a valid CAS Registry Number.