50705-12-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 50705-12-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,0,7,0 and 5 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 50705-12:
(7*5)+(6*0)+(5*7)+(4*0)+(3*5)+(2*1)+(1*2)=89
89 % 10 = 9
So 50705-12-9 is a valid CAS Registry Number.