173841-82-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 173841-82-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,3,8,4 and 1 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 173841-82:
(8*1)+(7*7)+(6*3)+(5*8)+(4*4)+(3*1)+(2*8)+(1*2)=152
152 % 10 = 2
So 173841-82-2 is a valid CAS Registry Number.