1016725-17-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1016725-17-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,1,6,7,2 and 5 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1016725-17:
(9*1)+(8*0)+(7*1)+(6*6)+(5*7)+(4*2)+(3*5)+(2*1)+(1*7)=119
119 % 10 = 9
So 1016725-17-9 is a valid CAS Registry Number.