871-85-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 871-85-2 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 8,7 and 1 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 871-85:
(5*8)+(4*7)+(3*1)+(2*8)+(1*5)=92
92 % 10 = 2
So 871-85-2 is a valid CAS Registry Number.