859918-72-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 859918-72-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,9,9,1 and 8 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 859918-72:
(8*8)+(7*5)+(6*9)+(5*9)+(4*1)+(3*8)+(2*7)+(1*2)=242
242 % 10 = 2
So 859918-72-2 is a valid CAS Registry Number.