858823-92-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 858823-92-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,8,8,2 and 3 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 858823-92:
(8*8)+(7*5)+(6*8)+(5*8)+(4*2)+(3*3)+(2*9)+(1*2)=224
224 % 10 = 4
So 858823-92-4 is a valid CAS Registry Number.