341504-28-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 341504-28-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,4,1,5,0 and 4 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 341504-28:
(8*3)+(7*4)+(6*1)+(5*5)+(4*0)+(3*4)+(2*2)+(1*8)=107
107 % 10 = 7
So 341504-28-7 is a valid CAS Registry Number.