250716-55-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 250716-55-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,0,7,1 and 6 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 250716-55:
(8*2)+(7*5)+(6*0)+(5*7)+(4*1)+(3*6)+(2*5)+(1*5)=123
123 % 10 = 3
So 250716-55-3 is a valid CAS Registry Number.