343832-19-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 343832-19-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,4,3,8,3 and 2 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 343832-19:
(8*3)+(7*4)+(6*3)+(5*8)+(4*3)+(3*2)+(2*1)+(1*9)=139
139 % 10 = 9
So 343832-19-9 is a valid CAS Registry Number.