869309-50-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 869309-50-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,6,9,3,0 and 9 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 869309-50:
(8*8)+(7*6)+(6*9)+(5*3)+(4*0)+(3*9)+(2*5)+(1*0)=212
212 % 10 = 2
So 869309-50-2 is a valid CAS Registry Number.