858257-86-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 858257-86-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,8,2,5 and 7 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 858257-86:
(8*8)+(7*5)+(6*8)+(5*2)+(4*5)+(3*7)+(2*8)+(1*6)=220
220 % 10 = 0
So 858257-86-0 is a valid CAS Registry Number.