55302-65-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 55302-65-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,5,3,0 and 2 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 55302-65:
(7*5)+(6*5)+(5*3)+(4*0)+(3*2)+(2*6)+(1*5)=103
103 % 10 = 3
So 55302-65-3 is a valid CAS Registry Number.