854918-58-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 854918-58-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,4,9,1 and 8 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 854918-58:
(8*8)+(7*5)+(6*4)+(5*9)+(4*1)+(3*8)+(2*5)+(1*8)=214
214 % 10 = 4
So 854918-58-4 is a valid CAS Registry Number.