176170-05-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 176170-05-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,6,1,7 and 0 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 176170-05:
(8*1)+(7*7)+(6*6)+(5*1)+(4*7)+(3*0)+(2*0)+(1*5)=131
131 % 10 = 1
So 176170-05-1 is a valid CAS Registry Number.