170031-94-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 170031-94-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,0,0,3 and 1 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 170031-94:
(8*1)+(7*7)+(6*0)+(5*0)+(4*3)+(3*1)+(2*9)+(1*4)=94
94 % 10 = 4
So 170031-94-4 is a valid CAS Registry Number.