330947-53-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 330947-53-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,0,9,4 and 7 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 330947-53:
(8*3)+(7*3)+(6*0)+(5*9)+(4*4)+(3*7)+(2*5)+(1*3)=140
140 % 10 = 0
So 330947-53-0 is a valid CAS Registry Number.