859299-99-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 859299-99-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,9,2,9 and 9 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 859299-99:
(8*8)+(7*5)+(6*9)+(5*2)+(4*9)+(3*9)+(2*9)+(1*9)=253
253 % 10 = 3
So 859299-99-3 is a valid CAS Registry Number.