173348-61-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 173348-61-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,3,3,4 and 8 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 173348-61:
(8*1)+(7*7)+(6*3)+(5*3)+(4*4)+(3*8)+(2*6)+(1*1)=143
143 % 10 = 3
So 173348-61-3 is a valid CAS Registry Number.