859196-91-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 859196-91-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,9,1,9 and 6 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 859196-91:
(8*8)+(7*5)+(6*9)+(5*1)+(4*9)+(3*6)+(2*9)+(1*1)=231
231 % 10 = 1
So 859196-91-1 is a valid CAS Registry Number.