859032-42-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 859032-42-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,9,0,3 and 2 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 859032-42:
(8*8)+(7*5)+(6*9)+(5*0)+(4*3)+(3*2)+(2*4)+(1*2)=181
181 % 10 = 1
So 859032-42-1 is a valid CAS Registry Number.