17058-70-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 17058-70-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,7,0,5 and 8 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 17058-70:
(7*1)+(6*7)+(5*0)+(4*5)+(3*8)+(2*7)+(1*0)=107
107 % 10 = 7
So 17058-70-7 is a valid CAS Registry Number.