343620-40-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 343620-40-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,4,3,6,2 and 0 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 343620-40:
(8*3)+(7*4)+(6*3)+(5*6)+(4*2)+(3*0)+(2*4)+(1*0)=116
116 % 10 = 6
So 343620-40-6 is a valid CAS Registry Number.