340169-68-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 340169-68-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,4,0,1,6 and 9 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 340169-68:
(8*3)+(7*4)+(6*0)+(5*1)+(4*6)+(3*9)+(2*6)+(1*8)=128
128 % 10 = 8
So 340169-68-8 is a valid CAS Registry Number.