859331-11-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 859331-11-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,9,3,3 and 1 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 859331-11:
(8*8)+(7*5)+(6*9)+(5*3)+(4*3)+(3*1)+(2*1)+(1*1)=186
186 % 10 = 6
So 859331-11-6 is a valid CAS Registry Number.