320348-62-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 320348-62-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,2,0,3,4 and 8 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 320348-62:
(8*3)+(7*2)+(6*0)+(5*3)+(4*4)+(3*8)+(2*6)+(1*2)=107
107 % 10 = 7
So 320348-62-7 is a valid CAS Registry Number.