50-87-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 50-87-3 includes 5 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 2 digits, 5 and 0 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 50-87:
(4*5)+(3*0)+(2*8)+(1*7)=43
43 % 10 = 3
So 50-87-3 is a valid CAS Registry Number.