859071-31-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 859071-31-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,9,0,7 and 1 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 859071-31:
(8*8)+(7*5)+(6*9)+(5*0)+(4*7)+(3*1)+(2*3)+(1*1)=191
191 % 10 = 1
So 859071-31-1 is a valid CAS Registry Number.