845822-87-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 845822-87-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,4,5,8,2 and 2 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 845822-87:
(8*8)+(7*4)+(6*5)+(5*8)+(4*2)+(3*2)+(2*8)+(1*7)=199
199 % 10 = 9
So 845822-87-9 is a valid CAS Registry Number.